.clearfix:after,.clearfix:before{content:" ";display:table}.clearfix:after{clear:both}
.header {
  padding: 8px 50px;
  border-bottom: 1px solid #dddee1;
  position: sticky;
  top: 0;
  background-color: #fff;
  z-index: 1;
}

.header__logo {
  float: left;
  width: 30%;
}

.header__logo__img {
  width: 150px;
  height: 27px;
}

.header__nav {
  float: left;
  width: 70%;
  text-align: right;
}

.nav a:hover {
  color: #3e71e1;
}

.nav__children {
  display: none;
}

.nav__children a {
  color: #000;
  cursor: pointer;
}

.nav__children a:hover {
  background-color: rgb(255,255,255);
}

.nav:hover .nav__children {
  display: block;
  position: absolute;
  padding-top: 9px;
  border-radius: 3px;
  z-index: 1;
  background-color: rgba(255,255,255,.5);
}



.header__nav .nav {
  display: inline-block;
  position: relative;
  margin-left: 10px;
}

.header__nav .nav {
  display: inline-block;
  position: relative;
  margin-left: 10px;
}

.header__nav .nav a {
  font-size: 16px;
  color: #383838;
  line-height: 30px;
  width: 100px;
  height: 32px;
  display: block;
  text-align: center;
  border: 1px solid transparent;
  border-radius: 3px;
}

.header__nav .nav--active > a {
  color: #3e71ed;
}