.header {
    width: 100%;
    height: 70px;
    background-color: #ffffff;
    position: fixed;
    left: 0;
    top: 0;
    z-index: 9999;
    box-shadow: 0 0 4px 4px rgba(0,0,0,.1);
}

.header .headerContainer {
    width: 1200px;
    height: 100%;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
}


/* 左侧logo */

.header .headerContainer .logo {
    width: 124px;
    height: 69px;
    overflow: hidden;
    cursor: pointer;
}

.header .headerContainer .logo img {
    width: 100%;
    display: block;
    margin-top: 6px;
}


/* 中间列表 */

.header .headerContainer .nav {
    height: 69px;
}

.header .headerContainer .nav ul {
    display: flex;
    align-items: center;
    height: 69px;
}

.header .headerContainer .nav ul li {
    margin-left: 60px;
    cursor: pointer;
    position: relative;
}

.header .headerContainer .nav ul li span {
    font-size: 14px;
    font-weight: 400;
    color: #333333;
}

.header .headerContainer .nav ul li i {
    display: inline-block;
    width: calc(100% + 20px);
    height: 3px;
    background: #2C68FF;
    opacity: 0;
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
}

.header .headerContainer .nav ul .active {}

.header .headerContainer .nav ul .active span {
    font-size: 14px;
    font-weight: bold;
    color: #2C68FF;
}

.header .headerContainer .nav ul .active i {
    opacity: 1;
}


/* 右侧登录注册 */

.header .headerContainer .loginContainer {
    display: flex;
    align-items: flex-start;
    position: relative;
}

.header .headerContainer .loginContainer .login {
    height: 69px;
    line-height: 69px;
    font-size: 14px;
    font-weight: 400;
    color: #333333;
    margin-right: 152px;
    cursor: pointer;
}

.header .headerContainer .loginContainer .register {
    width: 116px;
    height: 76px;
    background-image: url(../images/login-bg.png);
    line-height: 76px;
    text-align: center;
    font-size: 14px;
    font-weight: 400;
    color: #FFFFFF;
    cursor: pointer;
    position: absolute;
    right: 0;
    top: 0;
}