/*返回顶部*/
.return-menu {
  width: 80px;
  position: fixed;
  text-align: center;
  left: 100%;
  margin-left: -85px;
  bottom: 25%;
  display: block;
  z-index: 10001;
  color: #fff;
}
.m-block {
  width: 100%;
  height: auto;
  margin-bottom: 1px;
}
.u-block {
  width: 100%;
  height: 90px;
  position: relative; /*transition:width,margin-left  1s,1s;*/
  text-align: center;
  display: table;
  background-color: #e18731;
}
.u-block .iconfont {
  font-size: 3.6rem;
}
.u-block a {
  color: inherit;
  display: table-cell;
  vertical-align: middle;
}
/*.u-block:hover{background-color: #002d54;}*/
.u-block:hover {
  background-color: #e18731;
}
/*#sApply{width:30px;display:block;margin:0 auto;color:#88a7ec;}*/
/*.m-block-con{transition:margin-top 0.5s;}*/
.m-codes {
  position: absolute;
  height: 145px;
  width: 130px;
  overflow: hidden;
  top: -102px;
  right: 38px;
  display: none;
}
.m-codes > img {
  margin-left: -255px;
}
#return_top_btn {
  display: none;
}

/*.f-layer:hover {width: 230px; margin-left: -150px;}*/
.f-layer:hover .u-layer-tel {
  display: block;
}
.u-layer-tel {
  width: 220px;
  position: absolute;
  top: 35px;
  left: 42px;
  z-index: 0;
  font-size: 1.8rem;
}
.u-layer-tel .tel {
  display: inline-block;
  width: 78px;
}
.u-layer-tel div {
  line-height: 28px;
}
.u-layer-icon {
  width: 80px;
  position: absolute;
  top: 16px;
}

.return-top {
  position: fixed;
  right: 0;
  bottom: 0;
  margin-right: 20px;
  margin-bottom: 20px;
  z-index: 9999;
}
.return-top i {
  font-size: 4.5rem;
  color: #e18731;
}

@media screen and (max-width: 768px) {
  .return-menu {
    display: none;
  }
}