.header .logo {
    float: left;
    position: relative;
    top: 20px;
    color: white;
    font-size: 40px;
    margin-left: -25px;
}

.header .logo img {
    width: 380px;
    height: 50px;
    position: relative;
    left: 60px;
    vertical-align: middle;
}

.header .date .days img {
    width: 22px;
    height: 22px;
    margin-right: 10px;
}

.header .date .logged img {
    width: 50px;
    height: 50px;
    margin-right: 10px;
}

.header {
    line-height: 20px;
    min-width: 1200px;
    width: 100%;
    height: 80px;
    background: rgba(31, 93, 139, 1);
    box-sizing: border-box;

}

.banxin {
    width: 100%;
    min-width: 1200px;
    margin: 0 auto;
    padding-right: 40px;
    box-sizing: border-box;
}

.logo-description {
    width: 145px;
    margin-left: 71px;
    height: 25px;
    font-size: 18px;
    font-family: MicrosoftYaHei;
    font-weight: 400;
    color: rgba(255, 255, 255, 1);
    line-height: 39px;
    position: relative;
    bottom: 3px;
}

.return {
    position: relative;
    top: 30px;
    float: right;
    font-size: 18px;
    color: white;
    cursor: pointer;
}

.return a {
    text-decoration: none;
}

.return a:hover {
    text-decoration: none;
}

.return a:visited {
    text-decoration: none;
}

.return img {
    width: 19px;
    margin-right: 7px;
    max-width: 100%;
    vertical-align: middle;
    border: 0;
    position: relative;
    bottom: 2px;
}