这是一个中国人都非常熟悉的图案——太极图，它分为阴阳两级，会旋转（用到css3 animation动画属性），此图通过css3纯代码实现，它由 若干个小圆组合而成，适合初学css3的人练练手，娱以 致学，增加学习的乐趣。
HTML部分：
<div class="square">
<div class="rect rect_one">
<div class="inner_circle rect_one_one">
<div class="dot rect_one_two"></div>
</div>
</div>
<div class="rect rect_two">
<div class="inner_circle rect_two_one">
<div class="dot rect_two_two"></div>
</div>
</div>
</div>
<div style="text-align:center;clear:both">
<script src="/gg_bd_ad_720x90.js" type="text/javascript"></script>
<script src="/follow.js" type="text/javascript"></script>
</div>CSS部分：
<style>
.square {
width: 400px;
height: 400px;
position: relative;
transform: rotate(45deg);
-webkit-transform: rotate(45deg);
-moz-transform: rotate(45deg);
animation: rotate infinite linear 5s;
margin: 10% auto;
-webkit-animation: rotate infinite linear 5s;
margin: 10% auto;
-moz-animation: rotate infinite linear 5s;
margin: 10% auto;
}
.rect {
width: 400px;
height: 200px;
position: relative;
border: 1px #d2d2d2 solid;
border-bottom: none;
}
.inner_circle {
width: 200px;
height: 200px;
border-radius: 200px;
position: absolute;
z-index: 1;
}
.dot {
width: 50px;
height: 50px;
position: absolute;
left: 0;
right: 0;
top: 0;
bottom: 0;
margin: auto;
border-radius: 50%;
}
.rect_one {
border-radius: 200px 200px 0 0;
background: white;
}
.rect_one_one {
bottom: -100px;
left: 0;
background: black;
}
.rect_one_two {
background: white;
}
.rect_two {
border-radius: 0 0 200px 200px;
background: black;
}
.rect_two_one {
bottom: 100px;
right: 0;
background: white;
}
.rect_two_two {
background: black;
}
@keyframes rotate {
from {
transform: rotate(0deg);
-webkit-transform: rotate(0deg);
}
to {
transform: rotate(360deg);
-webkit-transform: rotate(360deg);
}
}
</style>看图看效果：
以上是如何用CSS纯代码画一个旋转的太极图（附代码）的详细内容。更多信息请关注PHP中文网其他相关文章！
