font:12px '微软雅黑', Verdana, Arial, Helvetica, sans-serif;
padding:20px 10px 0px 10px;
-webkit-transition:-webkit-transform 1s,opacity 1s,background 1s,width 1s,height 1s,font-size 1s;
-webkit-border-radius:5px;
-o-transition-property:width,height,-o-transform,background,font-size,opacity;
-o-transition-duration:1s,1s,1s,1s,1s,1s;
-moz-transition-property:width,height,-o-transform,background,font-size,opacity;
-moz-transition-duration:1s,1s,1s,1s,1s,1s;
transition-property:width,height,transform,background,font-size,opacity;
transition-duration:1s,1s,1s,1s,1s,1s;
-moz-transform: rotate(360deg);
-webkit-transform: rotate(360deg);
-o-transform: rotate(360deg);
transform: rotate(360deg);
<p class="animated_div">CSS3 过渡</p>