It only takes a minute to sign up. 1 Answer. g. The easy way is part of the paralist package (see page 3 of the manual). Here's an emulation. enumitem should be installed in a full TeX live (and it should be possible to install it with tlmgr if it is not present already). 1 Answer. The rest are those in standard LATEX. The package is part of the latex-tools bundle in the LaTX required. latex 如何 itemsize 中的 item 不进行缩进. You don't need the before key; just revert to ormalfont for the label and apply itshape; by using [description] as optional argument to setlist only this environment will be affected. Actually, the layout is more complex because the label box (ie, labelwidth) could stick into the margin, which means labelindent takes a negative value. You should create a ewlist instead and there is no more need to put the inline option unless you want to use the predefined lists. Between an itemize environment and its preceding text, a length, \parskip, also adds to that space. I suggest to use enumitem with its full power (no shortlabels option), it is much more flexible and customizable; for alphabetic enumeration use alph*. 1 Answer. From what I can see the separation above an below the list is determined by topsep and partopsep so setting them both to 0pt removes the space outside the list. A nested list behaves actually the same. The enumitem package provides a lot of features to customize bullets, numbering and lengths. The enumitem package is the recommended method for modifying standard LaTeX lists or creating your own custom list formats. It avoids some of the limitations of the solution described in Gonzalo Medina's answer (see the bottom of this post) because it doesn't typeset the entire list twice. It would be better to define your own list environment. in a TeX group, before egin {enumerate}. egin {itemize} item [$checkmark$] This will give a checkmark bullet. enumitem provides a wealth of features so we can’t cover all of them but we can provide a few basic examples to help get you get started. This package provides user control over the layout of the three basic list environments: enumerate, itemize and description. Enumerate items with respect to chapters. Improve this answer. The most convenient way to achieve this would be via enumitem 's setlist: documentclass {article} usepackage {enumitem} egin {document} egin {enumerate} item First egin {enumerate} item First nested item Second nested egin {enumerate} item First nested nested item Second nested nested end {enumerate}. \usepackage{enumitem} \begin{frame} \begin{itemize}[noitemsep] \item Apples \item Oranges \item Bananas \end{itemize} \end{frame} Output (the bullets have disappeared): Any hints regarding what settings I should use with enumitem when using Beamer, or what other alternative packages I can use (which is more compatible with Beamer) which can. Here labelindent is a new parameter introduced by enumitem, described below. . usepackage{calc} usepackage{enumitem} egin{document} egin{description}[leftmargin=!,labelwidth=widthof{fseries The longest label}]. I just experienced the same problem (with Texlive 2013 and the IEEE template V3). 2 Answers. These may be redefined with the \renewcommand command. e. Sorted by: 7. documentclass [a4paper,10pt] {article} usepackage {enumitem} egin {document} Foobar egin {enumerate} [label= { (arabic*)}] item baz item [ efstepcounter {enumi} (* umbervalue {enumi. Using cleveref doesn't change. 1. For example, one might. If to write something like. 26. 1 Answer. )In a few of these sections, we have enumerate d environments. What I tried to do was use setcounter {enmui} {. 5 Answers. Package enumitem provides you a simple interface to customize the appearance of lists. listparindent is taht value used for the indent with enumitem. TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. These may be redefined with the enewcommand command. Enumitem also permits manipulation of the label format in a more “basic” (and therefore more flexible) manner than the enumerate package does. I was to align the entire list element about 0. 2 Answers. if my MWE doesn't work with with your documentclass, then it is probably somehow broken or have some own redefinition of itemize enviroment. . documentclass{article} usepackage{lipsum} usepackage{enumitem}. I am using enumerate (with the package enumitem) and want to make lists as in the example below. Counter values can be printed in as Roman numerals using oman {<counter>} (lowercase) and Roman {<counter>} (uppercase). How can I align the left hand side of both the enumerate and the itemize environments to be the same? That is, I want to set the lengths such that the blue vertical line and the red vertical line in the pic below will be the same. If you just want to alter attributes of the default lists, you can instead specify enumerate, for example. This is also working. answered Sep 9, 2015 at 13:36. I suggest defining your own environment also for the outer list. 5mm} In this case, enumerate d lists will not also be effected. 3. \usepackage [inline] {enumitem} and \begin {enumerate*}\end {enumerate*} (with asterisks) should do your work. If you use an itemize environment along with the enumitem package, you can add the statements. enumerate labels are right aligned. Also consider package paralist which adds the possibility of having in-line enumeration. before= {egin {minipage} [t] {hsize}}, after = {end {minipage}} to the list of options that go with. I'm trying to create an enumerated list, where each list element is multi-lined. Here are 3 possibilities: documentclass[paper=a4, fontsize=11pt]{scrartcl} % A4 paper and 11pt font size usepackage[T1]{fontenc} usepackage[utf8]{inputenc} usepackage{enumitem} egin{document} oindent Some text Some text Some text Some text Some text Some text Some text Some text Some text Some text egin{enumerate}. Does one really require setting the enumeration list depth (e. setlist {leftmargin=10pt} Full example:the enumitem package adds another parameter labelindent for the blank space from the margin of the enclosing list/text to the left edge of the label box. The latter provides an optional argument where you can specify the item number format using a generic representation while the former provides a key-value interface where one can specify number format representation in addition to a host of other list-related settings (or perform these settings globally). egin{enumerate}[align=left] item Item 1 item Item 2 item[3--5. 2. I'm currently trying to customize a ennumerate list with enumitem and i got really far. Actually, the layout is more complex because the label box (ie, labelwidth) could stick into the margin, which means labelindent takes a negative value. ] \item Nested item 1 \item Nested item 2 \end{enumerate} \item The second item \item The third etc \ldots \end{enumerate} \end. enumerate – Enumerate with redefinable labels. 番号付き箇条書き. – egreg. Indenting in a description environment margin problem. For comparison purposes I put the two lists (one on the right uses SubItem) in a minipage:. , for the nested levels. sty in the same folder as your . The egin {enumerate} [it i)] uses enumerate package syntax (apart from the 'wrong' it. enumerate has therefore been disabled. tex file and try to compile. The package enumitem provides a simple way to define you own list environments. 後半は enumitem パッケージを用いた拡張的な方法について解説します。. I was able to solve the problem with enumitem package. The standard repository of LaTeX (and other TeX-related) packages is CTAN, the Comprehensive TeX Archive Network, so you can see similar packages. For those using Spanish with babel package, the enumerate option egin{enumerate}[i] does not work. The trade-off is that it requires an additional compilation run because widths measured during one run will only. usepackage{enumitem}. If you are using the enumitem package you can. The question How to have the same counter in two enumerate lists? was closed as a duplicate of this one but introduced a slight difference: one of the pieces of the enumeration was inside a theorem environment. enumitem | Indentation for whole Item in an enumerated List. Alternatively, setlist allows you specify for which type of list the parameters values should apply: setlist [itemize] {leftmargin=5. Location: CTAN tex-archive macros latex contrib enumitem Directory macros/latex/contrib/enumitem README. documentclass{article}. It can say a lot about what the problem is. documentclass {article} usepackage {enumitem} egin {document} Here is some document text. Illegal unit of measure (pt inserted) item. usepackage[inline]{enumitem} and egin{enumerate*}end{enumerate*} (with asterisks) should do your work. Also, for the case of enumitem: documentclass{article} usepackage{enumitem} ewtheorem{thm}{Theorem} egin{document} egin{thm} Hello everyone. Here's an example. I've also changed the ref using. TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. e. Currently, with. With the help of enumitem package, we can define the reference to an item to be hethm (Roman*) so to incorporate the theorem number. , leftmargin=0cm]. In my standard latex documents, I'm using enumitem to change my list output, in two ways: Make lists (on demand) more compact (noitemsep,topsep=0pt,parsep=0pt,partopsep=0pt)1 Answer. } etc. I'd guess BasicTeX has a package install mechanism, but, if not, you can always install it directly from CTAN. This requires to know how to work with the LaTeX list environment. end{enumerate} I tried this with enumitem but it didn't work. nested enumerated lists numbered for mathematical proofs. 26. With the enumerate package, I was able to do egin{enumerate}[{Case} :1] item something. The package adds an optional argument to the enumerate environment which determines the style in which the counter is printed. LaTeX Error: Environment example undefined. end {description} item Et on termine par un second élément. enumerate – Enumerate with redefinable labels. I'm trying to configure aligning of lists and sublists using enumitem. For itemize lists, add the following to the preamble of your document: 4 Answers. It is described in section 8. – egreg. but it seems to disturb beamer quite a bit. The rest are those in standard LATEX. Enumitem 3. TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. It only takes a minute to sign up. Sure you need to add \usepackage {enumitem} in the preamble. {enumitem} egin{document} egin{enumerate*}[label=arabic)] item ohai item yes end{enumerate*} end{document} I see the following error: ERROR: Missing number, treated as zero. } in a later enumerate environment with a reference to the label of the previous item. You can achieve everything you want using only enumitem. Hot Network QuestionsPerhaps you should delete the before end and add usepackage[shortlabels]{enumitem} to your tex document. Does one really require setting the enumeration list depth (e. See more linked. The tightlist macro sets the list itemsep and parsep to 0pt which is why your changes using enumitem are being overridden. Spanish babel forces the use of upper case. BTW, there's normally no need to add manual line breaks ( ) in the text. The rest are those in standard LATEX. LaTeX forum ⇒ Text Formatting ⇒ Attempts to set enumitem label lead to errors. The code in the preamble defines a new command namedlabel which produces the name when cross-referencing the item. Set defaults with setlist[ names , levels ]{ keys/values } to inherit existing (theme?) attributes or setlist*[ names , levels ]{ keys/values } to fully reset. You may also set it per-environment. If you want Greek letters without kerala, though, you could roll your own like the example in §8. Note that, by default, listparindent is set to 0pt because there is a non-zero parsep: documentclass [a4paper,11pt] {article} usepackage [showframe] {geometry} usepackage {enumitem} egin {document} egin {enumerate} [wide=0pt, listparindent=1. All enumitem label possibilities such as \Alph*, \arabic* use the star to indicate, that the command \Alph{enum. (To make the scope of enewcommandlabelenumi { ( heenumi)} global, place the instruction in the preamble. ]. Sign up to join this community. 4 Answers. The standard way to change list parameters globally is to use \setlist, but this sometimes produces errors if the list is a custom one. The enumitem package is the recommended method for modifying standard LaTeX lists or creating your own custom list formats. You can use the enumitem package: documentclass{article} usepackage{enumitem} egin{document} egin{enumerate}[label= extbf{S. An example from TeXblog documentclass{article}. TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. See this page for more details. I am used to enumitem than enumerate as it is newer and offers much more customizations. egin{enumerate}[label=protectcircled{arabic*}] item First item item Second item item Third item item Fourth item end{enumerate}2 Answers. The enumitem package allows you to customize the numbering and bullets of the lists. This is a good thing. you can use the default template for the enumerate subitem: documentclass {beamer} usepackage {ragged2e} useinnertheme {rounded}. com Learn how to use the enumerate and itemize environments to add ordered, unordered and nested lists to your document. label*=\alph*) which changes the label to a), b), etc. The command ewlist in combination with setlist are the relavant commands. You can use the enumitem package that also frees you from manually adding the separators. The rest are those in standard LATEX. e. So far, everything works, but I realized, that a proper indentation of new list levels is missing. <num> is set by default to 1234 (just a large enough number). I've got the nested lists and the label names, its the alignment of the label inline with the main text and the alignment of the item body that I can't do. I believe the solution is somewhere in the enumitem package but I can't figure it out. However, when I use the parskip package, the behaviour changes dramatically. end{itemize} I want to continue the pararaph, and. . A code with enumitem: I define a steps environment: \documentclass{article} \usepackage{enumitem} ewlist{steps}{enumerate}{1} \setlist[steps, 1]{label = Step \arabic*:} \begin{document} \begin{steps} \item first thing to do \item Second thing to do \item Third thing to do \end{steps} \end{document} As you can see, you can control the indentation value by specifying an option [leftmargin=<length>]. Add a comment. For an example, you may want to. Since you're already using the enumitem package you can set the parsep and itemsep parameters. Here is the code: \documentclass{article} \usepackage{enumitem} \begin{document} \section{Introduction} Lists: \begin{itemize}[align=left, labelindent=0em, leftmargin=0em, itemindent=!, nosep, noitemsep] \item Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna. – user193767. I agree that case of long lists general solution like enumitem are better. Simple with enumitemand its before key: documentclass{article} usepackage[T1]{fontenc} usepackage{enumitem} usepackage{lipsum} egin{document}. Undefined control sequence. One possible way to accomplish it is. 4 Answers. Yet, that dot must be visible in the sublist (item #3b. I'm going to use enumitem with nosep instead of instead of paralist and its compactitem because I want to use enumitem's after option. If you just want to alter attributes of the default lists, you can instead specify enumerate, for example. 2cm}item First Line vspace {-0. Please note that enumitem takes care of the correct value, i. 9. Load the package enumitem and add the following lines to your preamble setlist[enumerate]{after={igskip}} setlist[itemize]{after={igskip}} MWELaTeX Text Formatting Graphics, Figures & Tables Math & Science Fonts & Character Sets Page Layout Document Classes General; LaTeX's Friends BibTeX, biblatex and biber MakeIndex, Nomenclature, Glossaries and Acronyms Conversion Tools Viewers for PDF, PS, and DVI XeTeX Others; LaTeX Distributions Decision Guidance MiKTeX. Enumitem package does not control it. lacktriangleright is a math symbol and needs math mode. 2 Answers. sty that LaTeX uses is older then version 3. I think the enumitem package could be helpful here: documentclass{mwrep} usepackage{enumitem} egin{document} egin{itemize}[label= extbullet] item Item 1 item Item 2 end{itemize} end{document} If you'd like to make the change globally, you can use the setlist feature provided by enumitemWhat you probably want to do, is to set parsep to zero. documentclass{article} usepackage{enumitem} egin{document} Some text. The main cause is paralist which changes the settings of enumerate environment defined by enumitem. The following sets indentation for the first four levels of nested lists as well as explicitly. latex下列表默认缩进，若何不进行缩进 运用宏包 usepackage{enumitem} egin{itemize}[leftmargin=*] item test item test end{itemize} enumitem 是专门调整列表环境的。TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. Improve this answer. I try the different options in enumitem to control this and they work they way I expect. Latest changes 3. Actually, the layout is more complex because the label box (ie, labelwidth) could stick into the margin, which means labelindent takes a negative value. beamer offers its own mechanism for enumerate lists. I couldn't figure out how to get the text to be flush with the edge. ref=\alph* If you want the number to be bold, you can do it by using the enumitem package and setting: \begin {enumerate} [label=\textbf {\arabic*})] \item The firs item \item The second item \end {enumerate} Check the enumitem package documentation for more info. You can change the appearance of lists globally in the preamble, or just for single lists using the optional. in the label option of the enumerate environment. setlist [enumerate] {resume} you can get a continuous numbering through a document. LaTeX has a limit of depth of lists to save counters. If you must use enumerate, you can start the optional argument of the enumerated list with an hspace to push the whole list farther to the right: documentclass[leqno]{article} usepackage{amsmath,enumerate} egin{document} Some text before the list. 2 Answers. Well, I used to use the enumerate package too – but only until I found out about another one, called enumitem. Remove indentation of itemize globally. Stopping hang into left margin with enumitem. Text between items of enumerate without using enumitem. I use vspace, gives you full control on the amount of space. This example demonstrates the use of setitemize (from enumitem) with beamer templates, restoring font, color and template of the current beamer theme: documentclass [12pt] {beamer} usepackage {enumitem} setitemize {label. One of the environments could look like: egin {enumerate} item label {one} item end {enumerate} referring back to cref {one} Now if I reference this item later, it will say: referring back to item 1. Here labelindent is a new parameter introduced by enumitem, described below. For changing the default settings, you can either supply an updated label to the itemize environment, or create your own using ewlist together with setlist:If you want to make a global setting to your list (rather than the optional argument on a per-list basis), you can use. Between an itemize environment and its preceding text, a length, parskip, also adds to that space. Hope this is what you're looking for. It supersedes both enumerate and mdwlist (providing well-structured replacements for all their funtionality), and in addition provides functions to compute. setlistdepth for enumitem. You need to put it between dollar signs egin {itemize} [label=$lacktriangleright$] (and of course you need the package amssymb ). To achieve list numbering as you ask, use. Here's a minimal document. Hi everyone, I am trying to use the enumitem package in LaTeX but it is causing a serious problem - if I import it, it seems to break the compilation and it just. enumitem provides a wealth of features so we can’t cover all of them but we can provide a few basic examples to help get you get started. It needs to be before egin {enumerate} not after as the. . Correct way to use "enumitem" (or its alternatives) for itemize in Latex Beamer. Viewed 2k times. bold, italic, enumerations,. Using \item [Xxx] will get you the first level list. It only takes a minute to sign up. More specifically, [label*=Alph*. This tutorial discussed how to change the label of enumerate, or what are those options available for this in LaTeX using enumitem package. The command ewlist in combination with setlist are the relavant commands. This item is longer, to show how text should be aligned when it wraps after the end of a line. It seems to be a general theme from Does enumitem conflict with beamer for lists that you need to use setlist to get beamer and enumitem to play well together. As well as allowing all the customizations I could possibly need, enumitem has two very useful built-in options. Here labelindent is a new parameter introduced by enumitem, described below. This is what I used to get a compact list: usepackage {enumitem} setlist {topsep=0pt, leftmargin=*} Then use egin {itemize} as usual to start a list. begin {itemize} itemsep -5pt item foo item bar end {itemize} and that will only affect the current list. Indenting in a description environment margin problem. 1 Answer. However, this macro only works from within in the enumerate environment, so you have to repeat it for each list, which is a bit unfortunate. Latest changes enumitem – Control layout of itemize, enumerate, description. enumitem package is included. LaTeX Error: Something's wrong--perhaps a missing item. documentclass{article} usepackage{enumitem} egin{document} A list:. @RandyRanderson: Please see my updated answer. , they set @itempenalty to -51 and hereby encourage page breaks between list items. Item 1. You just have to put this setlist [itemize] {leftmargin=*} in the preamble. - let ightlist elax. When using enumitem this needs special handling. III. The enumitem package is the recommended method for modifying standard LaTeX lists or creating your own custom list formats. Note that none of the package inclusions are needed to make this method work. This package provides user control over the layout of the three basic list environments: enumerate, itemize and description. arabic*}] item a item label{l} b item c. The strong point of paralist is the. g. itemsep is the length you'll want to change. So far, everything works, but I realized, that a proper indentation of new list levels is missing. 1 Answer. Actually, the layout is more complex because the label box (ie, labelwidth) could stick into the margin, which means labelindent takes a negative value. md Enumitem 3. First, include amssymb package by adding the line usepackage {amssymb} in the preamble of your document. The enumitem package is the recommended method for modifying standard LaTeX lists or creating your own custom list formats. TeXnicCenter is just the editor, and doesn't really have. 5mm} In this case, enumerate d lists will not also be effected. From the next example, you can notice that three. documentclass{article} usepackage{enumitem} egin{document} egin{enumerate}[label={(}arabic*{)},. egin {etaremune} enewcommandlabelenumi {fseries heenumi . As such, since enumitem follows the document class, it redefines the itemize (and other). The enumitem package is the recommended method for modifying standard LaTeX lists or creating your own custom list formats. You need to postpone setcounter{beginitems}{arabic{enumi}} to after the enumerate environment was initiated, so essentially after egin{enumerate} or egin{enumerate}[resume] respectively. 22. Post by diazdeus » Mon Apr 22, 2019 10:39 am . TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. From the documentation of enumitem: usepackage{enumitem} % if you want to create a new list from scratch ewlist{alphalist}{enumerate}{1} % in that. Choose the indentation of the whole list by the value of the key labelindent, e. Note: I remove [label=(alph*)] and [resume*], this all works perfectly. TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. 0. In the example, the enumitem package is loaded for a correct alignment of multiline items (see documentation for details). . This is an old post, but all of the existing answers define some new commands and then require additional massaging to get the (2') label to work. 34. 3. This is my first post, so hopefully I'm clear, and posting this to the right place. Under the enumerate environment, the numbering style can be changed using the enumitem package. If you need the enumerate package style, then use usepackage [shortlabels] {enumitem} however. TeX - LaTeX Stack Exchange is a question and answer site for users of TeX, LaTeX, ConTeXt, and related typesetting systems. 6. 3. You need to use the shortlabels option to have compatibility with the enumerate -like scheme for labels: documentclass [] {article} usepackage {enumerate} usepackage [shortlabels] {enumitem} egin {document} egin {enumerate} [1. 6. I'm trying to create an enumerated list, where each list element is multi-lined. } item etaremune item etaremune item etaremune end {etaremune} Share. Else the picture will give false hopes. 1. t. 1 of the enumitem mahual, or a more-readable version in expl3. enumitem can be used together or as enumerate using the shortlabels option. , the end user of the package doesn't. There are two things that you need to do in your org mode file to take advantage of that: 1) make sure that the enumitem package is loaded when your LaTeX file is processed by adding a usepackage {enumitem} using the org mode #+LATEX_HEADER: construct; 2) make sure that the itemize environment. Sign up to join this community. setlistdepth to `8`) for. 3. A complete revamp to accommodate the new request: Itemized list spread across the page. The idea for both is to use the font= key for enumitem. documentclass{article} usepackage{enumitem} egin{document} egin{enumerate}[label=(alph*)] item The first item egin{enumerate}[label*=arabic*. . g. errors too). The page for each package has a link to the package documentation, so you can see its capabilities. leftmargin option. I'm pretty amazed enumitem doesn't fall in the 'basic' category. (and similarly for enumerate) removes vertical spaces in the list. 垂直间距. The full alphabetical list on CTAN is also nice when you have a bunch of. 581 6 25. (iii) Item 3. As with other enumitem lists, labels and (horizontal) spacing can be set with key values as well as custom settings for the elements between the list items (typically punctuation). AVERAGE ROUN. The descenum environment is basically the same as an enumerate environment, but in this environment (and only there) the item command is modified to take an argument, which is placed between parentheses after the number of the enumerated. In fact that solved my problem in a case where I added an new citation to my *. Hi. You can use before=<code> and / or after=<code> to put the space/some latex code. That way, changeitem will operate each time on the standard LaTeX item. By the way, labeling theorems with their number is not a. Use label* instead of label on the 2nd enumerate. However. , labelindent=parindent or labelindent=0pt. if the above MWE doesn't work, than first look at settings in your editor (if it use Unicode encoding) than, if nothing helps, try to reinstall your LaTeX distribution or try to use Overleaf on-line service. enumitem パッケージは，3つの基本的なリスト環境（enumerate、itemize、およびdescription）の. ], and using the same label as itemize - $\bullet$ or \textbullet. There's the font=. Anybody can. A per- \item change of colour is possible using the optional argument of \item [. To apply the desired setting to a particular description, you may use [style=nextline] appended to \begin {description} \usepackage {enumitem} \begin {description} [style=nextline] \item [foo] bar \item [baz] bang \end {description} This will apply your style only to that particular description. documentclass{book} usepackage{listings} usepackage{enumitem} % This begins the document: egin{document} % This line effectively turns off "Underfull vbox" and. item [B)] Information is data that has been processed and communicated in such a way that it can be interpreted and understood by the recipient. 5. Can you help me modify the numbering into like this: EASY ROUND E1. 26. There is no need for originall@bel, but an. option can be used. If you use the enumitem package, you can easily change the style of the counters. You need to use the shortlabels option to have compatibility with the enumerate -like scheme for labels: \documentclass [] {article} \usepackage {enumerate} \usepackage [shortlabels] {enumitem} \begin {document} \begin {enumerate} [1. Resume bullet point incorrectly aligned in between two lines. Solo tenemos que crear el entorno e indicar cada elemento de una lista con el comando item. To get enumerated and itemized lists that have the same amounts of left-hand and right-hand indentation, I'd recommend using the enumitem package -- which provides many extensions to and improvements over LaTeX's list environments -- and its leftmargin and rightmargin options.