body{
  border: 0px;
  margin:0px;
  padding:0px;
  font-family: Microsoft YaHei;
}

/*IE8不支持media媒体查询，将媒体查询内的css代码放出来*/
 .head{
    width:229px;
    height:30px;
    margin-top:18px;
    margin-left: 21px;
    background:url("../img/down_logo.png");
  }
  .body{
    width:1231px;
    height:674px;
    margin-top:130px;
    margin-left:auto;
    margin-right:auto;
    background:url("../img/index.png");
  }
  .content{
    padding-top:89px;
    width:573px;
    height:162px;
    font-size: 48px;
    color: #333333;
    line-height: 81px;
  }
  .button{
    width:175.3px;
    height:72px;
    line-height: 72px;
    font-size: 22px;
  }



@media screen and (min-width: 1400px) {
  .head{
    width:229px;
    height:30px;
    margin-top:18px;
    margin-left: 21px;
    background:url("../img/down_logo.png");
  }
  .body{
    width:1231px;
    height:674px;
    margin-top:130px;
    margin-left:auto;
    margin-right:auto;
    background:url("../img/index.png");
  }
  .content{
    padding-top:89px;
    width:573px;
    height:162px;
    font-size: 48px;
    color: #333333;
    line-height: 81px;
  }
  .button{
    width:175.3px;
    height:72px;
    line-height: 72px;
    font-size: 22px;
  }
}
@media screen and (max-width: 1400px) {
  .head{
    width:196px;
    height:27px;
    margin-top:14px;
    margin-left: 17.5px;
    background:url("../img/down_logo_min.png");
  }
  .body{
    width:999px;
    height:519px;
    margin-top:50px;
    margin-left:auto;
    margin-right:auto;
    background:url("../img/index_min.png");
  }
  .content{
    padding-top:89px;
    width:573px;
    height:162px;
    font-size: 38px;
    color: #333333;
    line-height: 81px;
  }
  .button{
    width:147px;
    height:61px;
    line-height: 61px;
    font-size: 19px;
  }
}
.button{
  margin-top:37px;
  background: #E14C46;
  border-radius: 100px;
  text-align: center;
  color: #FFFFFF;
  letter-spacing: 0;
  cursor:pointer;
}
.copyright{
  left: 37px;
  bottom: 41px;
  width: 333px;
  height:19px;
  position: absolute;
  font-size: 14px;
  color: #666666;
  letter-spacing: 0.55px;
}