下拉菜单旋转出现css
2024-09-04 06:24:39
<!DOCTYPE html>
<html>
<head lang="en">
<meta charset="UTF-8">
<title></title>
<style>
@charset "utf-8";
body{
margin: 0;
padding: 0;
-webkit-text-size-adjust: none;
/*background-image: url("../img/hat.jpg");*/
font: 12px "宋体";
} a img {
border: 0
} ul, ol, li {
list-style-type: none;
vertical-align: 0
} a {
outline-style: none;
color: #535353;
text-decoration: none
} a:hover {
color: #D40000;
text-decoration: none
} .clear {
height: 0;
overflow: hidden;
clear: both
}
header{
height: 100px;
}
input{
border: none;
}
.button {
display: inline-block;
zoom: 1;
*display: inline;
vertical-align: baseline;
margin: 0 2px;
outline: none;
cursor: pointer;
text-align: center;
text-decoration: none;
font: 14px/100% Arial, Helvetica, sans-serif;
padding: 0.25em 0.6em 0.3em;
text-shadow: 0 1px 1px rgba(0, 0, 0, .3);
-webkit-border-radius: .5em;
-moz-border-radius: .5em;
border-radius: .5em;
-webkit-box-shadow: 0 1px 2px rgba(0, 0, 0, .2);
-moz-box-shadow: 0 1px 2px rgba(0, 0, 0, .2);
box-shadow: 0 1px 2px rgba(0, 0, 0, .2);
} /*restCSS结束，应用特效时，以上样式可删除*/
/* 需要的css样式 */
.nav {
width: 970px;
margin: 0 auto;
text-align: center;
} .menu, .menu ul {
list-style: none;
padding: 0;
margin: 0;
} .menu {
height: 58px;
margin-top: 20px;
} .menu li {
background-color: #0C0000;
border-bottom: 2px solid #181818;
border-top: 2px solid #303030;
min-width: 160px;
} .menu > li {
display: block;
float: left;
position: relative;
} .menu > li:first-child {
border-radius: 5px 0 0;
} .menu a {
border-left: 3px solid rgba(0, 0, 0, 0);
/*background: url("../img/back.jpg");*/
color: #808080;
display: block;
font-size: 18px;
line-height: 54px;
padding: 0 25px;
text-decoration: none;
text-transform: uppercase;
} .menu li:hover {
background-color: #1c1c1c;
background: -moz-linear-gradient(#1c1c1c, #1b1b1b);
background: -ms-linear-gradient(#1c1c1c, #1b1b1b);
background: -webkit-gradient(linear, left top, left bottom, color-stop(0%, #1c1c1c), color-stop(100%, #1b1b1b));
background: -webkit-linear-gradient(#1c1c1c, #1b1b1b);
background: -o-linear-gradient(#1c1c1c, #1b1b1b);
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#1c1c1c', endColorstr='#1b1b1b');
-ms-filter: "progid:DXImageTransform.Microsoft.gradient(startColorstr='#1c1c1c', endColorstr='#1b1b1b')";
background: linear-gradient(#1c1c1c, #1b1b1b);
border-bottom: 2px solid #222222;
border-top: 2px solid #1B1B1B;
/*改变加深父元素的背景*/
} .menu li:hover > a {
border-radius: 5px 0 0 0;
border-left: 3px solid #C4302B;
color: #C4302B;
} .submenu {
left: 0;
max-height: 0;
position: absolute;
top: 100%;
z-index: 0;
-webkit-perspective: 400px;
-moz-perspective: 400px;
-ms-perspective: 400px;
-o-perspective: 400px;
perspective: 400px;
} .submenu li {
opacity: 0;
-webkit-transform: rotateY(90deg);
-moz-transform: rotateY(90deg);
-ms-transform: rotateY(90deg);
-o-transform: rotateY(90deg);
transform: rotateY(90deg);
-webkit-transition: opacity .4s, -webkit-transform .5s;
-moz-transition: opacity .4s, -moz-transform .5s;
-ms-transition: opacity .4s, -ms-transform .5s;
-o-transition: opacity .4s, -o-transform .5s;
transition: opacity .4s, transform .5s;
/*实现下拉菜单螺旋淡出*/
} .menu .submenu li:hover a {
border-left: 3px solid #454545;
border-radius: 0;
color: #ffffff;
} .menu > li:hover .submenu, .menu > li:focus .submenu {
max-height: 2000px;
z-index: 10;
} .menu > li:hover .submenu li, .menu > li:focus .submenu li {
opacity: 1;
-webkit-transform: none;
-moz-transform: none;
-ms-transform: none;
-o-transform: none;
transform: none;
}
/*动画递进的时间 实现一个个螺旋子菜单*/
.menu li:hover .submenu li:nth-child(1) {
-webkit-transition-delay: 0s;
-moz-transition-delay: 0s;
-ms-transition-delay: 0s;
-o-transition-delay: 0s;
transition-delay: 0s;
} .menu li:hover .submenu li:nth-child(2) {
-webkit-transition-delay: 50ms;
-moz-transition-delay: 50ms;
-ms-transition-delay: 50ms;
-o-transition-delay: 50ms;
transition-delay: 50ms;
} .menu li:hover .submenu li:nth-child(3) {
-webkit-transition-delay: 100ms;
-moz-transition-delay: 100ms;
-ms-transition-delay: 100ms;
-o-transition-delay: 100ms;
transition-delay: 100ms;
} .menu li:hover .submenu li:nth-child(4) {
-webkit-transition-delay: 150ms;
-moz-transition-delay: 150ms;
-ms-transition-delay: 150ms;
-o-transition-delay: 150ms;
transition-delay: 150ms;
} .menu li:hover .submenu li:nth-child(5) {
-webkit-transition-delay: 200ms;
-moz-transition-delay: 200ms;
-ms-transition-delay: 200ms;
-o-transition-delay: 200ms;
transition-delay: 200ms;
} .menu li:hover .submenu li:nth-child(6) {
-webkit-transition-delay: 250ms;
-moz-transition-delay: 250ms;
-ms-transition-delay: 250ms;
-o-transition-delay: 250ms;
transition-delay: 250ms;
} .menu li:hover .submenu li:nth-child(7) {
-webkit-transition-delay: 300ms;
-moz-transition-delay: 300ms;
-ms-transition-delay: 300ms;
-o-transition-delay: 300ms;
transition-delay: 300ms;
} .menu li:hover .submenu li:nth-child(8) {
-webkit-transition-delay: 350ms;
-moz-transition-delay: 350ms;
-ms-transition-delay: 350ms;
-o-transition-delay: 350ms;
transition-delay: 350ms;
} .submenu li:nth-child(1) {
-webkit-transition-delay: 350ms;
-moz-transition-delay: 350ms;
-ms-transition-delay: 350ms;
-o-transition-delay: 350ms;
transition-delay: 350ms;
} .submenu li:nth-child(2) {
-webkit-transition-delay: 300ms;
-moz-transition-delay: 300ms;
-ms-transition-delay: 300ms;
-o-transition-delay: 300ms;
transition-delay: 300ms;
} .submenu li:nth-child(3) {
-webkit-transition-delay: 250ms;
-moz-transition-delay: 250ms;
-ms-transition-delay: 250ms;
-o-transition-delay: 250ms;
transition-delay: 250ms;
} .submenu li:nth-child(4) {
-webkit-transition-delay: 200ms;
-moz-transition-delay: 200ms;
-ms-transition-delay: 200ms;
-o-transition-delay: 200ms;
transition-delay: 200ms;
} .submenu li:nth-child(5) {
-webkit-transition-delay: 150ms;
-moz-transition-delay: 150ms;
-ms-transition-delay: 150ms;
-o-transition-delay: 150ms;
transition-delay: 150ms;
} .submenu li:nth-child(6) {
-webkit-transition-delay: 100ms;
-moz-transition-delay: 100ms;
-ms-transition-delay: 100ms;
-o-transition-delay: 100ms;
transition-delay: 100ms;
} .submenu li:nth-child(7) {
-webkit-transition-delay: 50ms;
-moz-transition-delay: 50ms;
-ms-transition-delay: 50ms;
-o-transition-delay: 50ms;
transition-delay: 50ms;
} .submenu li:nth-child(8) {
-webkit-transition-delay: 0s;
-moz-transition-delay: 0s;
-ms-transition-delay: 0s;
-o-transition-delay: 0s;
transition-delay: 0s;
} </style>
</head>
<body>
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