body {
  margin:0;
  padding:0;
}
.newboxs{ background:url(../img/32.jpg) no-repeat center top;}
.conbox{ width:100%; height:240px; position: relative;}
.conbox ul {
  position:absolute;
  top:50%;
  left:50%;
  transform:translate(-50%,-50%);
  margin:0;
  padding:0;
  display:flex;
}
.conbox ul li {
  list-style:none;
}
.conbox ul li a {
  display:block;
  position:relative;
  width:100px;
  height:100px;
  line-height:100px;
  font-size:40px;
  text-align:center;
  text-decoration:none;
  color:#FFFFFF;
  margin: 0 30px;
  transition:.5s;
}
.conbox ul li a span {
  position:absolute;
  transition: transform .5s;
}
.conbox ul li a span:nth-child(1),
.conbox ul li a span:nth-child(3){
  width:100%;
  height:3px;
  background:#FFFFFF;
}
.conbox ul li a span:nth-child(1) {
  top:0;
  left:0;
  transform-origin: right;
}
.conbox ul li a:hover span:nth-child(1) {
  transform: scaleX(0);
  transform-origin: left;
  transition:transform .5s;
}

.conbox ul li a span:nth-child(3) {
  bottom:0;
  left:0;
  transform-origin: left;
}
.conbox ul li a:hover span:nth-child(3) {
  transform: scaleX(0);
  transform-origin: right;
  transition:transform .5s;
}

.conbox ul li a span:nth-child(2),
.conbox ul li a span:nth-child(4){
  width:3px;
  height:100%;
  background:#FFFFFF;
}
.conbox ul li a span:nth-child(2) {
  top:0;
  left:0;
  transform:scale(0);
  transform-origin: bottom;
}
.conbox ul li a:hover span:nth-child(2) {
  transform: scale(1);
  transform-origin: top;
  transition:transform .5s;
}
.conbox ul li a span:nth-child(4) {
  top:0;
  right:0;
  transform:scale(0);
  transform-origin: top;
}
.conbox ul li a:hover span:nth-child(4) {
  transform: scale(1);
  transform-origin: bottom;
  transition:transform .5s;
}

.facebook:hover {
  color: #3b5998;
}
.facebook:hover span { 
  background: #3b5998;
}
.twitter:hover {
  color: #1da1f2;
}
.twitter:hover span { 
  background: #1da1f2;
}
.instagram:hover {
  color: #c32aa3;
}
.instagram:hover span { 
  background: #c32aa3;
}
.google:hover {
  color: #dd4b39;
}
.google:hover span { 
  background: #dd4b39;
}
.conbox ul li a .twitter {
  color: #1da1f2;
}
.conbox ul li a:hover:nth-child(3) {
  color: #c32aa3;
}
.conbox ul li a:hover:nth-child(4) {
  color: #dd4b39;
}


.ly_video {width:100%;height:720px;overflow:hidden;margin:0 auto;padding:80px 0 0;}
.vd_tit {width:100%;overflow:hidden;margin:0 auto 40px;padding:0;}
.vd_tit h5 {width:100%;overflow:hidden;color:#fff;font-size:24px;text-align:center;margin:0 auto 10px;padding:0;}
.vd_tit span {display:block;width:100%;overflow:hidden;color:rgba(255,255,255,0.5);font-size:12px;text-align:center;margin:0 auto;padding:0;}
.video_main {width:800px;height:430px;overflow:hidden;margin:0 auto;padding:0 0 40px;background:url(../img/vd_ty.png) left bottom repeat-x;}
.video_main .vd_con {width:780px;height:430px;overflow:hidden;margin:0 auto;padding:10px;}
.video_main .ly_vd {width:100%;height:430px;overflow:hidden;margin:0 auto;padding:0;background-color:#f5f5f5;}