html,
	body {
	  margin: 0;
	  overflow: hidden;
	  background: black;
	  font-family: "Microsoft YaHei","宋体","Segoe UI", "Lucida Grande", Helvetica, Arial,sans-serif, FreeSans, Arimo;
	}

	.emblem {
	  position: absolute;
	  left: 0;
	  right: 0;
	  top: 0;
	  margin: 0 auto;
	  width: 180px;
	  height: 180px;
	  border-radius: 50%;
	  font-weight: bold;
	  color: #0085ff;
	  animation: spinZ 20s linear infinite;
	  text-align: center;
	}
	.emblem span {
	  position: absolute;
	  display: inline-block;
	  left: 0;
	  right: 0;
	  top: 0;
	  bottom: 0;
	  text-transform: uppercase;
	  font-size: 2vh;
	  transition: all 0.5s cubic-bezier(0, 0, 0, 1);
	}
	@keyframes spinZ {
	  0% {
		transform: rotateZ(360deg);
	  }
	  100% {
		transform: rotateZ(0deg);
	  }
	}
 .gobt{
width: 80%;
height:50px;
    background: 0;
    border: 1px solid white;
    color: white;
    animation-duration: 2s;
    animation-name: example;
    position: fixed;
    left: 0;
    right: 0;
    margin: auto;
    top: 50%;
 }
 .gobtbox{
  width: 33%;
  float:left;
  text-align:center;
  	 	animation-duration: 3s;
	animation-name:example;
 }
  .gobt1{
 width: 50%;
    background: 0;
    border: 1px solid white;
	 color: white;
 }
 
 @keyframes example {
  from {opacity: 0;}
  to {opacity: 1;}
}
.footer{
    width: 100%;
    text-align: center;
    color: aliceblue;
    position: fixed;
    bottom: 100px;
	line-height: 3;
}
#topimg{
position: fixed;
    top: 0;
    left: 0;
	width: 100%;
	height:100%;
	animation-duration: 2s;
	animation-name:example;
    text-align:center;
	background-position-x:center;
	background-position-y: center;
}
.sz{
height:18%;
position:absolute;
width:100%;
left:0;
background:black;
}
button:hover{
background:#9dd1ff;
}
.dhwz{
    position: absolute;
    left: 0;
    right: 0;
    margin: 0 auto;
    text-align: center;
    top: 70;
}
.gongzbox{
    width: 80px;
    height: 80px;
    position: fixed;
    right: 0;
    top: 0;
    z-index: 9;
}
.jind{
height: 100%;
    position: absolute;
    left: 0;
    top: 0;
	background: rgba(255, 255, 255, 0.37);
    width: 100%;
}


.gobt span{
    color: white;
    position: relative;
    font-size: x-large;
    left: 0;
    right: 0;
    z-index: 9;
}