.pre-main {
    width: 100%;
    height: 50px;
}

.mark {
    width: 100%;
    height: 40px;
    /* border-top: 1px solid red; */
    border-bottom: 1px solid red;
}

.mark-left {
    width: 20px;
    height: 26px;
    float: left;
    margin-top: 7px;
}

.mark-left img {
    width: 100%;
    height: 100%;
}

.mark-right {
    float: left;
    height: 100%;
    margin-left: 10px;
    width: auto;
    line-height: 40px;
    color: #666666;
}

.mark-right a {
    cursor: pointer;
    color: #666666;
}

.mark-right a:hover {
    text-decoration: underline;
}

.mark-right span {
    color: #1B76BC;
}