html body {
  font-size: 16px;
  font-family: "微软雅黑";
  color: #FFFFFF;
}
i {
  color: #FFFFFF;
  font-size: 12px;
}
a {
  text-decoration: none;
  color: #FFFFFF;
}
* {
  margin: 0;
  padding: 0;
}
ul {
  list-style: none;
}
.fl {
  float: left;
}
.fr {
  float: right;
}
/*清除浮动*/
.clearfix:before,
.clearfix:after {
  content: " ";
  display: table;
}
.clearfix:after {
  clear: both;
}
.clearfix {
  *zoom: 1;
  /*IE/7/6*/
}
/*定位居中*/
.middle {
  position: absolute;
  left: 50%;
  top: 50%;
  -webkit-transform: translate(-50%, -50%);
  -moz-transform: translate(-50%, -50%);
  -ms-transform: translate(-50%, -50%);
  -o-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}
.s-side {
  min-width: 200px;
  position: fixed;
  top: 0;
  left: 0;
  width: 15%;
  bottom: 0;
  background-color: #292929;
  box-shadow: 0px 0px 10px #313131;
  padding: 10px;
}
.s-side .s-firstItem i {
  font-size: 20px;
}
.s-side .s-firstItem span {
  display: inline-block;
  margin-left: 10px;
  font-size: 20px;
  text-shadow: 0px 0px 5px #EEEEEE;
  white-space: 10px;
}
.s-side .first {
	padding: 10px 0px;
	border-bottom: 1px solid #424242;
}
.s-side .d-firstNav span {
  display: inline-block;
  margin-left: 10px;
}
.s-side .d-firstNav i.fr {
  font-size: 25px;
}
.s-side .s-secondNav,
.s-side .s-secondItem {
  margin-left: 50px;
  margin-top: 10px;
}
.s-secondNav:hover,.d-firstNav:hover{
	background-color: #3D3D3D;cursor: pointer
}
.s-side .d-secondDrop {
  margin-left: 100px;
  margin-top: 10px;
}
.iconRotate {
  transform: rotate(90deg);
  transition: transform 0.5s;
}
.s-firstDrop,
.s-secondDrop {
  display: none;
}