Css 如何卸下右侧的额外零件?

Css 如何卸下右侧的额外零件?,css,Css,我想创建一个下拉菜单: <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <meta http-equiv="Content-Type" content=

我想创建一个下拉菜单:

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />   
    <title>Simply Styled jQuery Dropdown</title>
    <link rel="stylesheet" href="css/style.css" type="text/css" media="screen, projection"/>            
    <script type="text/javascript" src="js/jquery-1.3.1.min.js"></script>   
    <script type="text/javascript" language="javascript" src="js/jquery.dropdownPlain.js"></script>
</head>
<body>
    <div>          
        <ul class="dropdown">
            <li class="menuppal"><a href="#">Administration</a>
                <ul>
                     <li><a href="#">Artificial Turf</a></li>
                     <li>
                        <a href="#">Batting Cages</a>
                        <ul>
                            <li><a href="#">Indoor</a></li>
                            <li><a href="#">Outdoor</a></li>
                        </ul>
                     </li>
                     <li><a href="#">Benches &amp; Bleachers</a></li>
                     <li><a href="#">Communication Devices</a></li>
                     <li><a href="#">Dugouts</a></li>
                     <li><a href="#">Fencing &amp; Windscreen</a></li>
                     <li><a href="#">Floor Protectors</a></li>
                     <li><a href="#">Foul Poles</a></li>
                     <li><a href="#">Netting</a></li>
                     <li><a href="#">Outdoor Furniture</a></li>
                     <li><a href="#">Outdoor Signs</a></li>
                     <li><a href="#">Padding</a></li>
                     <li><a href="#">Scoreboards</a></li>
                     <li><a href="#">Shade Structures</a></li>
                     <li><a href="#"> - VIEW ALL - </a></li>
                </ul>
            </li>
            <li class="menuppal"><a href="#">Structure</a>
                <ul>
                    <li><a href="#">All-in-One Team Cart</a></li>
                    <li><a href="#">Air &amp; Electrical Reels</a></li>
                     <li><a href="#">Field Drags</a></li>
                     <li>
                        <a href="#">Field Marking Equipment</a>
                        <ul>
                            <li><a href="#">Batter's Box Templates</a></li>
                            <li><a href="#">Dryline Markers</a></li>
                            <li><a href="#">Field Paint</a></li>
                            <li><a href="#">Field Sprayers</a></li>
                            <li><a href="#">Stencils</a></li>
                        </ul>
                     </li>
                     <li>
                        <a href="#">Field Tarps</a>
                        <ul>
                            <li><a href="#">Area Tarps</a></li>
                            <li><a href="#">Growth Covers / Protectors</a></li>
                            <li><a href="#">Infield Tarps</a></li>
                            <li><a href="#">Tarp Accessories</a></li>
                        </ul>
                     </li>
                     <li><a href="#">Hand Tools</a></li>
                     <li>
                        <a href="#">Irrigation, Hoses, Nozzles</a>
                        <ul>
                            <li><a href="#">Hoses &amp; Hose Reels</a></li>
                            <li><a href="#">Irrigation</a></li>
                            <li><a href="#">Nozzles</a></li>
                        </ul>
                     </li>
                     <li><a href="#">Layout Tools</a></li>
                     <li><a href="#">Moisture Removal</a></li>
                     <li><a href="#">Mound Fortification</a></li>
                     <li><a href="#">Mowers &amp; Stripers</a></li>
                     <li><a href="#">Soil Management</a></li>
                     <li><a href="#">Soil Amendments</a></li>
                     <li><a href="#">Spreaders &amp; Sweepers</a></li>
                     <li><a href="#"> - VIEW ALL - </a></li>
                </ul>
            </li>
            <li class="menuppal"><a href="#">Exercice</a>
                <ul>
                     <li>
                        <a href="#">Baseball - Softball</a>
                        <ul>
                            <li><a href="#">Base Accessories</a></li>
                            <li><a href="#">Bases &amp; Home Plates</a></li>
                            <li><a href="#">Game Accessories</a></li>
                            <li><a href="#">Pitching Rubbers</a></li>
                        </ul>
                     </li>
                     <li>
                        <a href="#">Batting Practice Equipment</a>
                        <ul>
                            <li><a href="#">Backstops</a></li>
                            <li><a href="#">Infield Screens</a></li>
                            <li><a href="#">Jugs Pitching Machines</a></li>
                            <li><a href="#">Turf Mats</a></li>
                            <li><a href="#">Turf Protectors</a></li>
                            <li><a href="#">Replacement Accessories</a></li>
                        </ul>
                     </li>
                     <li>
                        <a href="#">Batting Cages</a>
                        <ul>
                            <li><a href="#">Indoor</a></li>
                            <li><a href="#">Outdoor</a></li>
                        </ul>
                     </li>
                     <li>
                        <a href="#">Portable Mounds</a>
                        <ul>
                            <li><a href="#">Batting Practice Mounds</a></li>
                            <li><a href="#">Game Mounds</a></li>
                            <li><a href="#">Practice Mounds</a></li>
                        </ul>
                     </li>
                     <li>
                        <a href="#">Football</a>
                        <ul>
                            <li><a href="#">First Down Markers</a></li>
                            <li><a href="#">Football Accessories</a></li>
                            <li><a href="#">Football Goalposts</a></li>
                        </ul>
                     </li>
                     <li>
                        <a href="#">Soccer</a>
                        <ul>
                            <li><a href="#">Soccer Goals</a></li>
                            <li><a href="#">Soccer Accessories</a></li>
                        </ul>
                     </li>
                     <li><a href="#"> - VIEW ALL - </a></li>
                </ul>
            </li>
            <li class="menuppal"><a href="#">Contribuables et biens</a>
                <ul>
                     <li><a href="#">Ladders &amp; Sticks</a></li>
                     <li><a href="#">Hurdles</a></li>
                     <li><a href="#">Training Accessories</a></li>
                     <li><a href="#">Smart-Cart Training System</a></li>
                     <li><a href="#">Smart-Hurdle Collection</a></li>
                     <li><a href="#"> - VIEW ALL - </a></li>
                </ul>
            </li>
            <li class="menuppal"><a href="#">Recettes</a>
                <ul>
                     <li><a href="#">Field Design</a></li>
                     <li><a href="#">Turf Management</a></li>
                     <li><a href="#">Training</a></li>
                     <li><a href="#"> - VIEW ALL - </a></li>
                </ul>
            </li>
            <li class="menuppal"><a href="#">Edition</a>
                <ul>
                     <li><a href="#">Field Design</a></li>
                     <li><a href="#">Turf Management</a></li>
                     <li><a href="#">Training</a></li>
                     <li><a href="#"> - VIEW ALL - </a></li>
                </ul>
            </li>
            <li class="menuppal"><a href="#">Outils</a>
                <ul>
                     <li><a href="#">Field Design</a></li>
                     <li><a href="#">Turf Management</a></li>
                     <li><a href="#">Training</a></li>
                     <li><a href="#"> - VIEW ALL - </a></li>
                </ul>
            </li>
        </ul>       
    </div>
</body>
</html>
在运行时,当我将鼠标移到菜单上时,菜单右侧有一个额外的宽度:


那么如何删除这些额外的内容呢?

您有以下几种样式:

a {
  text-decoration: none;
  font-size: 11px;
  font-weight: 100;
  width: 100%;
}

ul.dropdown li.menuppal ul li a {
  border-right: none;
  color: #FFF;
  display: inline-block;
}

ul.dropdown li.menuppal a {
    display: block;
    padding: 4px 8px;
    color: #000000;
}
因为你有
填充
宽度:100%
这将使你的锚延伸超过100%。以下内容将修复此问题:

ul.dropdown li.menuppal a {
    box-sizing:border-box;
}

您有以下样式:

a {
  text-decoration: none;
  font-size: 11px;
  font-weight: 100;
  width: 100%;
}

ul.dropdown li.menuppal ul li a {
  border-right: none;
  color: #FFF;
  display: inline-block;
}

ul.dropdown li.menuppal a {
    display: block;
    padding: 4px 8px;
    color: #000000;
}
因为你有
填充
宽度:100%
这将使你的锚延伸超过100%。以下内容将修复此问题:

ul.dropdown li.menuppal a {
    box-sizing:border-box;
}

您有以下样式:

a {
  text-decoration: none;
  font-size: 11px;
  font-weight: 100;
  width: 100%;
}

ul.dropdown li.menuppal ul li a {
  border-right: none;
  color: #FFF;
  display: inline-block;
}

ul.dropdown li.menuppal a {
    display: block;
    padding: 4px 8px;
    color: #000000;
}
因为你有
填充
宽度:100%
这将使你的锚延伸超过100%。以下内容将修复此问题:

ul.dropdown li.menuppal a {
    box-sizing:border-box;
}

您有以下样式:

a {
  text-decoration: none;
  font-size: 11px;
  font-weight: 100;
  width: 100%;
}

ul.dropdown li.menuppal ul li a {
  border-right: none;
  color: #FFF;
  display: inline-block;
}

ul.dropdown li.menuppal a {
    display: block;
    padding: 4px 8px;
    color: #000000;
}
因为你有
填充
宽度:100%
这将使你的锚延伸超过100%。以下内容将修复此问题:

ul.dropdown li.menuppal a {
    box-sizing:border-box;
}

您同时设置了
宽度
填充
,因此请给出
框大小

a {
  text-decoration: none;
  font-size: 11px;
  font-weight: 100;
  width: 100%;
  box-sizing: border-box;
}

您同时设置了
宽度
填充
,因此请给出
框大小

a {
  text-decoration: none;
  font-size: 11px;
  font-weight: 100;
  width: 100%;
  box-sizing: border-box;
}

您同时设置了
宽度
填充
,因此请给出
框大小

a {
  text-decoration: none;
  font-size: 11px;
  font-weight: 100;
  width: 100%;
  box-sizing: border-box;
}

您同时设置了
宽度
填充
,因此请给出
框大小

a {
  text-decoration: none;
  font-size: 11px;
  font-weight: 100;
  width: 100%;
  box-sizing: border-box;
}

您应该提供完整代码或jsfiddle您应该提供完整代码或jsfiddle您应该提供完整代码或jsfiddle您应该提供完整代码或jsfiddle