#lightOfficeVide{
                 display: none;
                 position:fixed;
                 top: 50%;
                 left: 50%;
				 transform:translate(-50%,-50%);
                 background: rgba(0,0,0,.3);
                 width: 50%;
                 z-index: 99999;
             }
              #lightOfficeVide .close{
         position: absolute;
         top: -15px;
         right: 0px;
         color: #fff;
         font-size: 25px;
         background: rgba(0,0,0,0.7);
         width: 30px;
         height: 30px;
         border-radius: 50%;
         display: flex;
         align-items: center;
         justify-content: center;
         cursor: pointer;
		 z-index:99999;
     }
             #lightOfficeVide video{
                 width:100%;
                 position: relative;


                 margin: auto;}
			
.yc_sp{width:50%; display:flex; align-items:center;justify-content:flex-end; position:relative;}
.yc_sp i{position:absolute; top:50%; left:50%; -webkit-transform:translate(-50%,-50%)}
.content.mt60 .wrap{display:flex;justify-content:space-between;align-items:center }
.aboutDiv1 .content{background:none}
			
			
@media screen and (max-width: 992px){

	.aboutDiv1 .content{background:url(../img/about_bg1.jpg) no-repeat center center; background-size:cover}
	.content.mt60 .wrap{display:flex; flex-direction:column-reverse}
	.yc_sp{ width:100%; justify-content:center}
	#lightOfficeVide{width:100%;}
	.aboutDiv1 .content .wenzi{ margin-top:10px;}
}