.head-container{
  position: fixed;
  left: 0;
  top: 0;
  width: 100%;
  height: calc(80rem / 40);
  padding: 0 8%;
  box-sizing: border-box;
  background-color: #fff;
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-shadow: 0px 1px 0px 0px #F1F3F5;
  transition: 0.3s all;
}
.head-left{
  display: flex;
}
.head-logo{
  display: block;
  width: calc(236rem / 40);
  height: calc(50rem / 40);
  background-size: contain;
  background-repeat: no-repeat;
  background-image: url('./../img/header/logo.png');
  margin-right: 0.2rem;
}
.head-logo-intel{
  display: block;
  width: calc(168rem / 40);
  height: calc(50rem / 40);
  background-size: contain;
  background-repeat: no-repeat;
  background-image: url('./../img/header/logo_intel.png');
}
.head-code{
  font-size: calc(18rem / 40);
  font-weight: normal;
  color: #626363;
  line-height: calc(21rem / 40);
  margin-top: calc(17rem / 40);
  white-space: nowrap;
}
.head-logo-image{
  width: 100%;
  height: 100%;
}
.head-tag{
  display: flex;
  align-items: center;
  width: calc(154rem / 40);
  overflow: hidden;
}
.head-right{
  position: relative;
  height: 100%;
  display: flex;
  align-items: center;
  z-index: 999;
}
.head-nav{
  display: flex;
  align-items: center;
  height: 100%;
}
.head-nav-wrap{
  position: relative;
  display: flex;
  height: 100%;
  align-items: center;
  transition: 0.3s all;
}
.head-nav-item{
  position: relative;
  display: inline-block;
  white-space: nowrap;
  padding: 0.3rem 0.45rem;
  font-size: calc(18rem / 40);
  color: #000000;
  line-height: 0.7rem;
}
.head-language{
  padding: 0.3rem 0;
}
.head-language-image{
  width: 0.7rem;
  height: 0.7rem;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center center;
  background-image: url('./../img/header/language_black.png');
}
.head-language:hover .head-language-image {
  background-image: url('./../img/header/language_red.png');
}
.head-nav-item.active {
  color: rgba(192, 25, 31, 1);
}
.head-nav-item.active::after {
  position: absolute;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  content: '';
  width: 0.5rem;
  height: 0.08rem;
  background: #C0191F;
  border-radius: 2px;
}
.head-nav-item:hover, .head-nav-children-item:hover{
  color: rgba(192, 25, 31, 1);
}

.head-nav-children{
  position: absolute;
  z-index: 10;
  left: 50%;
  top: 100%;
  transform: translateX(-50%);
  background: rgba(255,255,255,0.6);
  border-radius: 0px 0px 0.2rem 0.2rem;
  border-top: none;
  backdrop-filter: blur(50px);
  padding-bottom: 0.15rem;
  display: none;
  min-width: 100%;
}

.head-nav-children-item{
  display: inline-block;
  width: 100%;
  text-align: center;
  padding: 0.15rem 0.4rem;
  font-size: calc(18rem / 40);
  color: #000000;
  line-height: 0.7rem;
  white-space: nowrap;
}
.head-search{
  display: flex;
  align-items: center;
  position: relative;
  padding: 0.2rem 0.3rem 0.2rem 0;
  margin: 0 0.5rem;
}
.head-search.active{
  padding-left: 0.3rem;
  border: 1px solid #CCCCCC;
  border-radius: 0.5rem;
}
.head-search.active .head-search-input {
  width: calc(100rem / 40);
}
.head-search-icon{
  display: inline-block;
  width: 0.6rem;
  height: 0.6rem;
  background-image: url('./../img/header/search.png');
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center center;
  cursor: pointer;
}
.head-search-input {
  width: 0;
  background-position: calc(100% - 0.3rem) center;
  box-sizing: border-box;
  font-size: 0.4rem;
  font-weight: 400;
  color: #4D4D4D;
  line-height: 0.6rem;
  background-color: transparent;
  transition: 0.3s all;
}
.head-menu-btn{
  position: relative;
  display: none;
  flex-direction: column;
  justify-content: space-between;
  width: 20px;
  height: 18px;
  cursor: pointer;
}
.head-menu-line{
  width: 100%;
  height: 2px;
  border-radius: 4px;
  background-color: rgba(0, 0, 0, 1);
  transition: 0.3s all;
}
.head-menu-btn .head-menu-line:nth-child(1) {
  position: absolute;
  left: 0;
  top: 0;
}
.head-menu-btn .head-menu-line:nth-child(2) {
  position: absolute;
  left: 0;
  top: 50%;
  transform: translateY(-50%);
}
.head-menu-btn .head-menu-line:nth-child(3) {
  position: absolute;
  left: 0;
  bottom: 0;
}
.head-menu-btn.active .head-menu-line:nth-child(1) {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotate(45deg);
}
.head-menu-btn.active .head-menu-line:nth-child(2) {
  display: none;
}
.head-menu-btn.active .head-menu-line:nth-child(3) {
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%) rotate(-45deg);
}
.head-menu-btn.active .head-menu-line {
  background-color: #fff;
}

/* mobile nav style */
.head-m-nav {
  display: none;
  position: fixed;
  left: 0;
  top: 0;
  bottom: 0;
  width: 100%;
  z-index: 100;
  background-color: rgba(192, 25, 31, 1);
  overflow-y: auto;
}
.head-m-item{
  padding: 39px 0 39px 60px;
}
.head-m-item:nth-child(odd){
  background-color: rgba(192, 25, 31, 1);
}
.head-m-item:nth-child(even){
  background-color: rgba(182, 12, 17, 1);
}

.head-m-name {
  color: #fff;
  font-size: 20px;
  font-weight: 400;
  color: #FFFFFF;
  line-height: 22px;
}
.head-m-language-image{
  width: 32px;
  height: 32px;
  background-repeat: no-repeat;
  background-size: contain;
  background-position: center center;
  background-image: url('./../img/header/language_white.png');
}
.head-m-children{
  display: none;
  margin-top: 20px;
}
.head-m-children-item{
  display: block;
  font-size: 16px;
  font-weight: 300;
  color: #FFFFFF;
  line-height: 22px;
  padding: 10px 0;
}
.head-m-name:hover, .head-m-children-item:hover {
  color: #fff;
}
.head-m-item > .head-m-children {
  display: none;
}

@media screen and (max-width: 1100px) {
  .head-nav, .head-search, .head-language {
    display: none;
  }
  .head-menu-btn{
    display: flex;
  }
}

@media screen and (max-width: 500px) {
  .head-container{
    padding: 0 5%;
  }
}