header{
  height: 77px;
  padding: 0 4vw;
  display: flex;
  align-items: center;
  background-color: #FFF;
  justify-content: space-between;
}
.icon-menu {width: 20px;
  height:14px;
  border-top: 2px solid #333;
  border-bottom: 2px solid #333;
  background-color: #333;
  padding: 4px 0;
  background-clip: content-box;
  display:inline-block;
  margin-right:24px;
  vertical-align: middle;
}

header img {
    width: 170px;
    vertical-align: middle;
}
header .user_con,header .cart  {
  width: 34px;height: 34px;border-radius: 50%;background: #F8F9FA;display: inline-flex;
            justify-content: center;
            align-items: center;
            position: relative;
            margin-left: 22px;
}
header .cart i{
  display: inline-block;width: 21px;height: 16px;background: #FEB201;    border-radius: 8px;
              font-size: 12px;
              color: white;
              text-align: center;
              line-height: 16px;
              position: absolute;
              top: 1px;
              right: -4px;
}
header .user{
  position: relative;
  box-sizing: border-box;
    width: 15px;
    height: 15px;
    overflow: hidden;
    display: block;
}

header .user::after {
  content: ' ';
    width: 14px;
    height: 15px;
    border-top: 1px solid #333;
    border-right: 1px solid #333;
    border-radius: 16px;
    transform: rotate(-45deg);
    position: absolute;
    top: 9px;
    left: 0px;
}

header .user::before {
  content: ' ';
  width: 9px;
  height: 9px;
  border: 1px solid #333;
  border-radius: 50%;
  display: inline-block;
  position: absolute;
  top: 0px;
  left: 2px;
}