.menu-group ul{list-style: none; margin: 0; padding: 0;}
.menu-group ul li{ font-size:18px; border-bottom:1px solid #ddd;}
.menu-group ul li a{ color:#000; display:block;padding:16px;}
.menu-group ul li a:hover{ text-decoration:none; background:#f7f7f7}

.side-nav {
  position: fixed;
  z-index: 1051;
  background-color: #fff;
  -webkit-transition: -webkit-transform 0.3s;
          transition: transform 0.3s;
}

.side-nav-slide-left{
  width: 100%;
  height: 100%;
  overflow-y: scroll;
  }
@media all and (min-width: 320px) {
  .side-nav-slide-left {width: 300px;}
}

.side-nav-slide-left {
  top: 0;
  left: 0;
  -webkit-transform: translateX(-100%);
      -ms-transform: translateX(-100%);
          transform: translateX(-100%);
}
@media all and (min-width: 320px) {
  .side-nav-slide-left{
    -webkit-transform: translateX(-300px);
        -ms-transform: translateX(-300px);
            transform: translateX(-300px);
  }
}

.side-nav-slide-left.is-active {
  -webkit-transform: translateX(0);
      -ms-transform: translateX(0);
          transform: translateX(0);
}


body.has-active-menu {
  overflow: hidden;
} 
.side-panel-header {
  color: #fff;
  background-color: #FFC107;  
  cursor: pointer;
  padding: 16px 16px;
  }
.side-panel-header a {
  color: #fff;  
  }
  
.side-panel-header .side-nav-close {
  display: inline-block;
  vertical-align:middle; 
  margin-top:-23px; 
  }
.side-nav-close {
  color: #fff;
  background-color: #FFC107;
  font-size: 14px;
  border: none;
  box-shadow: none;
  border-radius: none;
 -webkit-appearance: none;
 -moz-appearance: none;
  appearance: none;
  cursor: pointer;
  float:right;
  }
.side-nav-close:focus {
  outline: none;
  }
.side-nav-close > i {
  float:right;
  }
.body-mask {
  position: fixed;
  z-index: 100;
  top: 0;
  left: 0;
  overflow: hidden;
  width: 0;
  height: 0;
  background-color: #000;
  opacity: 0;
 -webkit-transition: opacity 0.3s, width 0s 0.3s, height 0s 0.3s;
          transition: opacity 0.3s, width 0s 0.3s, height 0s 0.3s;
  }

.body-mask.is-active {
  width: 100%;
  height: 100%;
  opacity: 0.7;
  -webkit-transition: opacity 0.3s;
          transition: opacity 0.3s;
}

.side-nav-fixjb {position: absolute;}
.side-nav-slide-left-fixjb{height: 640px;}
@media screen and (max-width:1024px) {#header {height: 75px;}}
@media screen and (max-width:768px) {#header {height: 0px;}}