.page .header{
  width: 100%;
  height: 60px;
  position: fixed;
  top: 0;
  left: 0;
  padding: 14px 32px;
  z-index: 1000;
}
.page .header .menu{
  width: 20px;
  height: 20px;
  position: relative;
  float: right;
}
.page .header .menu .menu-before,
.page .header .menu .menu-after {
  width: 20px;
  height: 2px;
  background-color: #000;
  border-radius: 1px;
  position: absolute;
  left: 0;
  -webkit-transition: all 0.15s ease-in-out;
  transition: all 0.15s ease-in-out;
  z-index: 102;
}

.page .header .menu .menu-before {
  top: 0px;
  -webkit-box-shadow: 0 9px #000;
  box-shadow: 0 9px #000;
}

.page .header .menu .menu-after {
  bottom: 0px;
}

.page .header .menu .menu-hover-before {
  top: 9px;
  -webkit-box-shadow: none;
  box-shadow: none;
  -webkit-transform: rotate(225deg);
  transform: rotate(225deg);
  background-color: #fff;
}

.page .header .menu .menu-hover-after {
  bottom: 9px;
  -webkit-transform: rotate(135deg);
  transform: rotate(135deg);
  background-color: #fff;
}

.page .header .menu .son-menu {
  height: 100vh;
  width: 86px;
  z-index: 101;
  position: fixed;
  right: -86px;
  top: 0;
  transition: right 0.5s;
  background: #000;
  padding-top: 74px;
}

.page .header .menu .son-menu.active {
  right: 0;
}

.page .header .menu .son-menu a {
  text-decoration: none;
  display: block;
  line-height: 48px;
  color: #fff;
  font-size: 14px;
  text-align: center;
}

.page .header .menu .son-menu a.active {
  background: #383636;
}