* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  position: relative;
  margin: 0;
  padding: 0;
  font-family: "微软雅黑", "宋体";
  font-size: 15px;
  color: #333333;
  background: #fff;
  width: 100%;
}

ul,
li {
  list-style: none;
  margin: 0;
  padding: 0;
}

a {
  text-decoration: none;
  color: #333333;
}

.clear {
  clear: both;
}

.left {
  float: left;
}

.right {
  float: right;
}

.block {
  display: block;
}

.none {
  display: none;
}

.margin_r0 {
  margin-right: 0 !important;
}

/*局部样式*/
.mtcx_download {
  position: absolute;
  top: 38%;
  left: 38.5%;
}

/*媒体查询*/
@media screen and (max-width: 1100px) {
  .mtcx_box {
    background-size: 980px !important;
    padding-top: 540px !important;
    min-height: 650px !important;
    padding-bottom: 0 !important;
  }

  .mtcx_btn {
    width: 58% !important;
    height: 100px !important;
    background-size: 100% !important;
  }

  .mtcx_footer {
    width: 100% !important;
  }
  .mtcx_download {
    position: absolute;
    top: 34%;
    left: 37%;
  }
  .mtcx_download img{
    width: 65%;
  }
}