CSS 드롭다운 메뉴

CSS를 사용하여 마우스를 위로 움직일 때 드롭다운 메뉴를 표시하는 효과를 만듭니다.

<html>
<meta charset="utf-8">
<head>
<style>
nav {
margin: 100px auto; 
text-align: center;
}
nav ul ul {
display: none;
}
nav ul li:hover > ul {
display: block;
}
nav ul {
background: #efefef; 
background: linear-gradient(top, #efefef 0%, #bbbbbb 100%);  
background: -moz-linear-gradient(top, #efefef 0%, #bbbbbb 100%); 
background: -webkit-linear-gradient(top, #efefef 0%,#bbbbbb 100%); 
box-shadow: 0px 0px 9px rgba(0,0,0,0.15);
padding: 0 20px;
border-radius: 10px;  
list-style: none;
position: relative;
display: inline-table;
}
nav ul:after {
content: ""; clear: both; display: block;
}
nav ul li {
float: left;
}
nav ul li:hover {
background: #4b545f;
background: linear-gradient(top, #4f5964 0%, #5f6975 40%);
background: -moz-linear-gradient(top, #4f5964 0%, #5f6975 40%);
background: -webkit-linear-gradient(top, #4f5964 0%,#5f6975 40%);
}
nav ul li:hover a {
color: #fff;
}
nav ul li a {
display: block; padding: 25px 40px;
color: #757575; text-decoration: none;
}
nav ul ul {
background: #5f6975; border-radius: 0px; padding: 0;
position: absolute; top: 100%;
}
nav ul ul li {
float: none; 
border-top: 1px solid #6b727c;
border-bottom: 1px solid #575f6a; position: relative;
}
nav ul ul li a {
padding: 15px 40px;
color: #fff;
}
nav ul ul li a:hover {
background: #4b545f;
}
nav ul ul ul {
position: absolute; left: 100%; top:0;
}
</style>
</head>
<nav>
<ul>
<li><a href="#">Home</a></li>
<li><a href="#">Tutorials</a>
<ul>
<li><a href="#">Photoshop</a></li>
<li><a href="#">Illustrator</a></li>
<li><a href="#">Web Design</a>
<ul>
<li><a href="#">HTML</a></li>
<li><a href="#">CSS</a></li>
</ul>
</li>
</ul>
</li>
<li><a href="#">Articles</a>
<ul>
<li><a href="#">Web Design</a></li>
<li><a href="#">User Experience</a></li>
</ul>
</li>
<li><a href="#">Inspiration</a></li>
</ul>
</nav>
</html>

예 2:

<html>
<head>
<meta charset="utf-8">
<style>
ul,ol,li
  {list-style:none;padding:0px;margin:0px;}
  #menu *
  {line-height:30px;z-index:10;}
  #menu a
  {
     text-decoration:none;
      display:block;
  }
 #menu ul
 {
     text-align:left;
     background:#333;
 }
#menu .arrow  /* 菜单项的右侧小箭头  */
{
     float:right;
     padding-right:5px;
 }
 #menu li:hover>ul
 {display:block;}
 #menu>ul{height:30px;} /* 即使没有菜单项也能保持顶级菜单栏的高度。 */
 /* 一级菜单 */
 #menu>ul>li
 {
     text-align:center;
     display:inline-block;
    width:80px;
 }
#menu>ul>li>a
 {color:#fff;}
 #menu>ul>li:hover
{background:#666;}
 /* 下拉的菜单栏 */
 #menu>ul>li ul
 {
     display:none;
     width:150px;
     position:absolute;
     background:#c1cd94;
    box-shadow:2px 2px 2px #000;
     -webkit-box-shadow:2px 2px 2px #000;
    -moz-box-shadow:2px 2px 2px #123;
 }
 /* 下拉菜单的菜单项 */
#menu>ul>li>ul li
 {padding-left:5px; position:relative;}
#menu>ul>li>ul li>a
 {color:#000;}
#menu>ul>li>ul li:hover
 {background:#d3dbb3;}
 /* 三级及以下的菜单项的定位 */
 #menu>ul>li>ul>li ul
 {left:150px; top:0px;}
</style>
</head>
<body>
 <div id="menu">
   <ul>
   <li><a href="">菜单一</a>
      <ul>
      <li><a href="">子菜单1</a></li>
      <li><a href="">子菜单2</a>
           <ul><li><a href="">子菜单7</a></li></ul>
      </li>
      <li><a href="">子菜单3</a></li>
     </ul>
 </li>
 <li><a href="">菜单二</a>
     <ul>
     <li><a href="">子菜单4</a></li>
     <li><a href="">子菜单5</a></li>
     <li><a href="">子菜单6</a></li>
     </ul>
 </li>
 </ul>
 </div>
 </body>
 </html>

지속적인 학습

새로운 파일

<html> <meta charset="utf-8"> <head> <style> nav { margin: 100px auto; text-align: center; } nav ul ul { display: none; } nav ul li:hover > ul { display: block; } nav ul { background: #efefef; background: linear-gradient(top, #efefef 0%, #bbbbbb 100%); background: -moz-linear-gradient(top, #efefef 0%, #bbbbbb 100%); background: -webkit-linear-gradient(top, #efefef 0%,#bbbbbb 100%); box-shadow: 0px 0px 9px rgba(0,0,0,0.15); padding: 0 20px; border-radius: 10px; list-style: none; position: relative; display: inline-table; } nav ul:after { content: ""; clear: both; display: block; } nav ul li { float: left; } nav ul li:hover { background: #4b545f; background: linear-gradient(top, #4f5964 0%, #5f6975 40%); background: -moz-linear-gradient(top, #4f5964 0%, #5f6975 40%); background: -webkit-linear-gradient(top, #4f5964 0%,#5f6975 40%); } nav ul li:hover a { color: #fff; } nav ul li a { display: block; padding: 25px 40px; color: #757575; text-decoration: none; } nav ul ul { background: #5f6975; border-radius: 0px; padding: 0; position: absolute; top: 100%; } nav ul ul li { float: none; border-top: 1px solid #6b727c; border-bottom: 1px solid #575f6a; position: relative; } nav ul ul li a { padding: 15px 40px; color: #fff; } nav ul ul li a:hover { background: #4b545f; } nav ul ul ul { position: absolute; left: 100%; top:0; } </style> </head> <nav> <ul> <li><a href="#">Home</a></li> <li><a href="#">Tutorials</a> <ul> <li><a href="#">Photoshop</a></li> <li><a href="#">Illustrator</a></li> <li><a href="#">Web Design</a> <ul> <li><a href="#">HTML</a></li> <li><a href="#">CSS</a></li> </ul> </li> </ul> </li> <li><a href="#">Articles</a> <ul> <li><a href="#">Web Design</a></li> <li><a href="#">User Experience</a></li> </ul> </li> <li><a href="#">Inspiration</a></li> </ul> </nav> </html>

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