css3动画之后一次后保持最后状态

div
{
width:100px;
height:100px;
background:red;
/ position:relative;/
animation:mymove 3s;
animation-iteration-count:1;
animation-fill-mode:forwards;

-webkit-animation:mymove 3s;
-webkit-animation-iteration-count:1;
-webkit-animation-fill-mode:forwards;

}

@keyframes mymove
{
from {width:1%;}
to {width:100%;}
}

@-webkit-keyframes mymove / Safari 和 Chrome /
{
from {width:1%;}
to {width:100%;}
}

注意：Internet Explorer 9 及其之前的版本不支持 animation-fill-mode 属性。