/**********侧栏格式**********/
#content>aside{
	text-align:center;
}
#content>aside li{
	list-style:none;
}
#content>aside a{
	display:block;
	width:100%;
	height:100%;
}
#content>aside a:link,#content>aside a:visited{
	color:#000;
	background:#0ff;
}
#content>aside a:hover,#content>aside a:active{
	color:#0ff;
	background:#000;
}
h2{
	color:#ff0;
}
video{
	width:100%;
}
/**********小屏样式**********/
@media screen and (max-width:719px){
/**********导航样式**********/
#content>aside{
	font:1.25em/1.5em Arial,SimHei;
	height:4.5em;
}
#content>aside li{
	width:33.33333%;
	float:left;
}
}
/**********大屏样式**********/
@media screen and (min-width:720px){
#content>aside{
	font:2em/1.5em Arial,SimHei;
}
video{
	height:27em;
}
}