*{padding:0; margin:0;}
body{
  background: url(00000.png) no-repeat;
}
.bg {
position: absolute;
z-index: -1;
top: 0;
left: 0;
right: 0;
bottom: 0;
opacity: 0.8;
}
ul, ol, li, dl {
list-style-type: none;
}
.box {
width: 100%;
display: -webkit-box;
display: -moz-box;
-webkit-box-orient: horizontal;
-moz-box-orient: horizontal;
-webkit-box-sizing: border-box;
-moz-box-sizing: border-box;
}
.box > * {
-webkit-box-flex: 1;
-moz-box-flex: 1;
}
a:link, a:visited {
color: #575757;
text-decoration: none;
}
a {
text-decoration: none;
-webkit-tap-highlight-color: rgba(0, 0, 0, 0.35);
}
a:link, a:visited {
color: #575757;
text-decoration: none;
}
a {
text-decoration: none;
-webkit-tap-highlight-color: rgba(0, 0, 0, 0.35);
}

.nav4{
  height:45px;
}
.nav4 ul{
  position:fixed;
  z-index:200;
  bottom:0;
  left:0;
  width:100%
}
.nav4 li{
  border:1px solid rgba(190,190,190,1);
  height:45px;
  border-bottom:0;
  border-right:0;
  position:relative;
  -webkit-box-shadow:inset 0 0 3px #fff;
}
.nav4 li:nth-of-type(1){border-left;0;}
.nav4 li>a{
  font-size:15px;
  -webkit-box-sizing:border-box;
  box-sizing:border-box;
  /*border:1px solid #f9f8f9;*/
  -webkit-tap-highlight-color:rgba(0,0,0,0);
  border-bottom:0;
  display:block;
  line-height:45px;
  text-align:center;
  /*background:-webkit-gradient(linear, 0 0, 0 100%, from(#f1f1f1), to(#8d697c), color-stop(35% ,#ededed), color-stop(50%, #e3e3e3) );*/
 background :#8d697c;
}
.nav4 li>a:only-child span{
  background:none;
  padding-left:0;
}
.nav4 li>a.on + dl{
  display: block;
}
.nav4 li>a span{
  color: #ffffff;
  display: inline-block;
  padding-left: 15px;
  background: url(imgs/1.svg#2) no-repeat 4px 18px;
  -webkit-background-size: 9px auto;
 
}
/***********************/
.nav4 dl{
  display:none;
  position:absolute;
  z-index:220;
  bottom:60px;
  left:50%;
  width:100px;
  margin-left:-50px;
  background:red;
  /*min-height:100px;*/
  background:#e4e3e2;
  /*border:1px solid #afaeaf;*/
  border-radius:5px;
  -webkit-box-shadow:inset 0 0 3px #fff;
  background:url(imgs/2.svg#3) no-repeat center center;
  -webkit-background-size:100%;
  background-size:100%;
}
/*, .nav4 dl:after*/
.nav4 dl:before{
  content:"";
  display:inline-block;
  position:absolute;
  z-index:240;
  bottom:0;
  left:50%;
  /*width:0;
  height:0;
  border:8px solid red;
  border-color:#afaeaf transparent transparent transparent;
  margin-left:-8px;
  margin-bottom:-16px;*/
  width:10px;
  height:8px;
  background: url(imgs/1.svg#2) no-repeat center -55px;
  -webkit-background-size: 10px auto;
  bottom: -7px;
  margin-left: -5px;
}
/*.nav4 dl:after{
  z-index:241;
  border-color:#e4e3e2 transparent transparent transparent;
  margin-bottom:-15px;
}*/
.nav4 dl dd{
  line-height:45px;
  text-align:center;
 /*  background:-webkit-gradient(linear, 0 0, 100% 0, from(rgba(194,194,194,0.8)), to(rgba(194,194,194,0.8)), color-stop(50%, rgba(194,194,194,0.8)));*/
  background-size:80% 1px;
  background-repeat:no-repeat;
  background-position: center bottom;
  /*background: url(imgs/3.svg#4) no-repeat center bottom;
  -webkit-background-size:100px 1px;*/
}
.nav4 dl dd:last-of-type{
  background:none;
}
.nav4 dl dd a{
  font-size: 15px;
  display:block;
  color:#4f4d4f;
  text-shadow:0px 1px 0px #ffffff;
  white-space: pre;
  overflow: hidden;
  text-overflow: ellipsis;
}
.nav4 .masklayer_div{
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 180;
  background: rgba(0,0,0,0);
}
.nav4 .masklayer_div.on{display: block;}