* {
    padding: 0px;
    margin: 0px;
    -moz-user-select: none;
    /* Firefox私有属性 */
    -webkit-user-select: none;
    /* WebKit内核私有属性 */
    -ms-user-select: none;
    /* IE私有属性(IE10及以后) */
    -khtml-user-select: none;
    /* KHTML内核私有属性 */
    -o-user-select: none;
    /* Opera私有属性 */
    user-select: none;
    /* CSS3属性 */
}


/* 顶部 */

.bg {
    position: relative;
    width: 100%;
}

.bar {
    position: absolute;
    top: 0px;
    height: 80px;
    width: 100%;
    z-index: 5;
    background: rgba(255, 255, 255, .4);
}

.bar img {
    position: absolute;
    width: 95px;
    margin: 15px 50px;
}

.bar .theme {
    display: flex;
    justify-content: end;
    align-items: center;
    height: 80px;
    margin-right: 25%;
    width: 75%;
}

.theme div {
    color: #000;
    margin-right: 45px;
    cursor: pointer;
    padding-bottom: 5px;
}

.theme div:hover {
    border-bottom: 2px solid #2b83fe;
    color: #2b83fe;
}


/* 中部 */

.centent .cenbox {
    display: flex;
    width: 60%;
    background: #2b83fe;
}

.cenbox .cenText {
    width: 50%;
    height: 100%;
    text-align: center;
    color: #fff;
}

.cenbox .cenImg {
    width: 50%;
    background: #f7f7f7;
    text-align: center;
}

.cenbox .cenImg img {
    width: 70%;
    padding: 25px;
    margin: 0px auto;
}

.cenbox .cenText div {
    padding: 0px 30px;
}

.cenbox .cenText .textTitle {
    font-weight: 700;
    font-size: 22px;
    margin: 20px 0px 25px;
}

.cenbox .cenText .texts {
    letter-spacing: 2px;
    padding: 0px 85px;
    font-size: 14px;
}


/* 说明 */

.instructions {
    position: relative;
    height: 205px;
    background: #f4f4f4;
    text-align: center;
}

.instructions div {
    text-align: center;
    color: #fff;
    padding: 10px 500px;
}


/* 底部 */

.bottom {
    position: relative;
    background: #212631;
    height: 250px;
}

.bottom img {
    position: absolute;
    top: 50px;
    left: 170px;
    width: 95px;
}

.bottom div {
    text-align: center;
    color: #fff;
    font-size: 22px;
}

.el-login-footer {
    position: absolute;
    bottom: 0px;
    width: 100%;
    color: #c0c4cc;
}

.el-login-footer a {
    color: #2b83fe;
}