.c {
  *zoom: 1;
}
.c:before,
.c:after {
  content: "";
  display: table;
}
.c:after {
  clear: both;
}
.flex {
  display: -webkit-box;
  display: -webkit-flex;
  display: -ms-flexbox;
  display: flex;
  -webkit-flex-wrap: wrap;
  -ms-flex-wrap: wrap;
  flex-wrap: wrap;
}
.cover {
  position: absolute;
  top: 0;
  bottom: 0;
  right: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
}
.grayscale {
  -webkit-filter: grayscale(1);
  -o-filter: grayscale(1);
  filter: grayscale(1);
}
.grayscale-none {
  -webkit-filter: none !important;
  -o-filter: none !important;
  filter: none !important;
}
.main-menu > li > a {
  padding-left: 12px;
  padding-right: 12px;
  font-size: 16px;
}
html[lang="vi-VN"] .main-menu > li > a {
  font-size: 14px;
}
@media all and (min-width: 990px) and (max-width: 1110px), all and (min-width: 768px) and (max-width: 989px) {
  html[lang="vi-VN"] .main-menu > li > a {
    padding-left: 4px;
    padding-right: 4px;
    font-size: 14px;
  }
}
.header .wrap {
  padding-right: 50px !important;
}
@media all and (min-width: 990px) and (max-width: 1110px), all and (min-width: 768px) and (max-width: 989px), all and (max-width: 768px) {
  .header .wrap {
    padding-right: 70px !important;
  }
}
@media all and (max-width: 400px) {
  .header .wrap {
    padding-right: 50px !important;
  }
}
.langs {
  position: absolute;
  top: 7px;
  right: 0;
  *zoom: 1;
  text-align: center;
}
.langs:before,
.langs:after {
  content: "";
  display: table;
}
.langs:after {
  clear: both;
}
@media all and (min-width: 990px) and (max-width: 1110px), all and (min-width: 768px) and (max-width: 989px), all and (max-width: 768px) {
  .langs {
    right: 3%;
  }
}
.langs > li:first-child {
  margin-top: 0;
}
.langs .active a {
  opacity: 1;
}
.langs a {
  opacity: 0.6;
  color: #fff;
  text-decoration: none;
  font-size: 14px;
}
.langs a:hover {
  color: #fff;
  opacity: 1;
}