纯CSS3一个炫酷动画
通过下边的代码可以看到这个例子的html代码还是很简单的，中间类似图标的部分是通过给两个
围绕盒子爬的虫子通过给
HTML代码
CSS代码
body{
margin: 0;
background-color: #333;
}
.box{
width: 200px;
height: 200px;
box-sizing: border-box;
border: 1px solid #cb6341;
position: fixed;
left: 50%;
top: 50%;
margin-top: -100px;
margin-left: -100px;
}
.box:after, .box:before{
content: "";
width: 110%;
height: 110%;
box-sizing: border-box;
border: 2px solid;
position: absolute;
top: -5%;
left: -5%;
animation: boxBorder 6s linear infinite;
}
.box:before{
animation-delay: -3s;
}
.box .icon{
position: absolute;
top: 50%;
left: 50%;
width: 100px;
height: 100px;
margin-top: -50px;
margin-left: -50px;
animation: iconBox 3s linear infinite;
}
.box .icon:after,.box .icon:before{
content: "";
width: 40%;
height: 100%;
box-sizing: border-box;
border-radius: 50%;
border: 2px solid #fff;
position: absolute;
top: 0;
left: 30px;
animation: iconBorder 3s linear infinite;
}
.box .icon:after{
transform: rotate(60deg);
}
.box .icon:before{
transform: rotate(-60deg);
}
.box .icon2:before{
transform: rotate(0deg);
}
.box .icon2:after{
height: 10px;
width: 10px;
background-color: #fff;
transform: translate(12px,-6px);
border: 3px solid #333;
box-sizing: content-box;
animation: iconYuan 3s linear infinite 0.6s;
}
/* 布局结束 */
/* 动画开始 */
@keyframes iconBox {
0%{
transform: rotate(0deg);
}
100%{
transform: rotate(360deg);
}
}
@keyframes iconBorder {
0%{
border-color: #fff;
}
30%{
border-color: yellow;
}
60%{
border-color: blue;
}
100%{
border-color: red;
}
}
@keyframes iconYuan {
0%{
background-color: #fff;
}
30%{
background-color: yellow;
}
60%{
background-color: blue;
}
100%{
background-color: red;
}
}
@keyframes boxBorder {
0%{
border-color: #fff;
clip: rect(0, 220px, 2px ,0);
}
25%{
border-color: yellow;
clip: rect(0, 2px, 220px ,0);
}
50%{
border-color: blue;
clip: rect(218px, 220px, 220px ,0);
}
75%{
border-color: green;
clip: rect(0, 220px, 220px ,218px);
}
100%{
border-color: aqua;
clip: rect(0, 220px, 2px ,0);
}
}
