.common-header {
    width: 100%;
    height: 90px;
    background-color: #fff;
    border-bottom: 1px solid #ccc;
    /* box-shadow: inset 0 -1px 0 0 #ccc; */
}
.header-container {
    height: 100%;
}
.logo-container {
  height: 40px;
  margin-top: 25px;
  margin-right: 50px;
}
.logo-img {
    width: 40px;
    height: 40px;
    margin-right: 10px;
}
.lib-name-cn {
    font-size: 22px;
    color: #000000;
    line-height: 22px;
    margin-top: 3px;
}
.lib-name-en {
    font-size: 9px;
    color: #000000;
    line-height: 9px;
    letter-spacing: 0.3px;
    margin-top: 3px;
}
.tab-container a {
    float: left;
    height: 90px;
}
.tab-item {
    display: inline-block;
    width: 120px;
}
.tab-name {
    width: 100%;
    line-height: 87px;
    color: #666;
    font-size: 18px;
    letter-spacing: 0;
}
.tab-bottom {
    width: 60px;
    height: 3px;
    margin-left: 30px;
    border-radius: 2px;
    background-color: transparent;
}
.active .tab-name {
    color: #000;
}
.active .tab-bottom {
    background-color: #A81B10;
}
.right-container {
    margin-top: 23px;    
}
.login-btn {
    width: 94px;
    height: 44px;
    margin-left: 30px;
    line-height: 44px;
    text-align: center;
    border-radius: 100px;
    box-sizing: border-box;
    border: 1px solid #CCCCCC;
}
.search-box {
    margin-top: 35px;
}
.search-btn {
    width: 40px;
    height: 40px;
    margin-top: 25px;
}
.circle-search-btn {
    width: 40px;
    height: 40px;
    border-radius: 50%;
}