.zi-1{
	width:1200px;
	margin:10px auto;
}

.zi-1 h1{
	font-family: "Micorosft Yahei";
	font-size: 60px;
	text-align: center;
	color:#0584eb;
}
.zi-1 p{
	font-size:30px;
	text-align: center;
	color:#e7f1fb;
}
.tu-1{
	width:1200px;
	margin:10px auto;
}
.main{
	width:50%;
	/*margin-top:3rem;*/
	background: #fff;
	margin:auto;
}
.main img{
	width: 100%;
}
.main .aa{
	margin: 30px auto;
	width: 80%;
}
.video{
    width: 100%;
    /*padding-top:4.5rem;*/
    /*margin-top:4rem;*/
}

/*视频播放*/
   .vjs-paused .vjs-big-play-button,
.vjs-paused.vjs-has-started .vjs-big-play-button {
    display: block;
}
.tu-2{
	width:100%;margin:auto;height:252px;
}