body {
    padding: 0;
    margin: 0;
    max-height: 100%;
    font-family: "楷体";
}

div:hover{
    cursor: default;
}

button{
    font-family: "楷体";
}

.head {
    background-color: #354F6A;
    padding: 1% 36px 3% 36px;
}

.head .title{
    padding: 0 0 2% 0;
}

.head .title div:nth-child(1) {
    background-image: url("../img/login/logo-copy.png");
    background-size: 100% 100%;
    width: 282px;
    height: 110px;
}

.head .info {

}

.head .info .choose{
    padding: 0;
}

.head .info .choose .row div {
    height: 610px;
    background-size: 100% 100%;
    margin-left: 2%;
    position: relative;
    width: 23%;
}

.head .info .choose .row div:hover{
    box-shadow: 10px 8px 8px #253650;
}

.head .info .choose .row div button {
    background-color: #13B5B1;
    width: 100%;
    height: 65px;
    color: #FEFEFE;
    border: none;
    position: absolute;
    bottom: 0;
    left: 0;
    font-size: 25px;
    font-family: "楷体";
}

.head .info .choose .row div:nth-child(1) {
    background-image: url("../img/login/writing.png");
}

.head .info .choose .row div:nth-child(2) {
    background-image: url("../img/login/book.png");
}

.head .info .choose .row div:nth-child(3) {
    background-image: url("../img/login/computer.png");
}

.head .info .choose .row div:nth-child(4) {
    background-image: url("../img/login/course.png");
}


.head .info .login .title {
    font-size: 79px;
    color: #FFF;
    text-align: center;
    padding:0 0 7% 0;
}

.head .info .login .form {
    border-radius: 20px;
    color: #FFF;
    border: 2px solid #FFF;
    margin: 0 24.97% 0 17.5%;
    padding: 8% 8% 5.6% 6.3%;
}

.head .info .login .form div {
    margin-bottom: 10px;
    display: flex;
    display: -webkit-flex; /* Chrome, WebKit */
    width: 100%;
}

/*.head .info .login .form div :last-child{*/
/*    margin-bottom: 0;*/
/*}*/

.head .info .login .form div span {
    font-size: 30px;
    width: auto;
    white-space: nowrap;
    display: inline-block;
}

.head .info .login .form .Ukey,#isLogin{
    display: none;
}


.head .info .login .form div div {
    border-bottom: 1px solid #FFF;
}

.head .info .login .form div div select {
    background: none;
    width: 100%;
    border: none;
    height: 40px;
    color: #FFF;
    text-align: center;
    background-color: #354F6A;
    font-size: 26px;
}

.head .info .login .form div div input {
    background: none;
    border: none;
    width: 100%;
    height: 40px;
    color: #FFF;
    font-size: 26px;
}

.head .info .login .form div div input:hover,
.head .info .login .form div div select:hover{
    box-shadow: 0 0 2px #FFF;
    border-radius: 3px;
}

.head .info .login .form div button {
    background-color: #13B5B1;
    color: #FFF;
    font-size: 24px;
    border: none;
    width: 100%;
    padding: 0;
    border-radius: 10px;
    text-align: center;
    margin: 25px 10% 0 20%;
}

.head .info .login .form div button:hover{
    text-shadow: 0 0 2px #FFF;
    cursor: pointer;
}

.head .info .login .content {
    color: #FFF;
    font-size: 21px;
    padding-top: 8%;
    /*width: 90%;*/
    text-align: center;
}

.foot{
    background-color: #253650;
}

.foot-div {
    background-color: #253650;
    color: #FFF;
    font-size: 24px;
}

.foot-div div{
    cursor: pointer;
    padding-top: 2%;
    padding-bottom: 0.5%;
}

.foot-div img{
    width: 30px;
    height: 30px;
    margin-right: 15px;
}

.icp{
    background-color: #253650;
    display: flex;
    display: -webkit-flex;
    color:#efeef3;
    justify-content: center;
}

.icp div:nth-child(1){
    padding-right: 10%;
}

.icp a{
    text-decoration: none;
    color: #efeef3;
}

@media only screen and (max-width: 1800px) {
    .head .info .login .title{
        font-size: 60px;
    }
}

@media only screen and (max-width: 1400px) {
    .head .info .login .title{
        font-size: 50px;
    }

    .head .info .choose .row div {
        height: 438px;
    }

    .head .info .login .form div {
        margin-bottom: 5px;
    }

    .head .info .login .form div span {
        font-size: 25px;
    }

    .head .info .login .form div div select {
        height: 30px;
        font-size: 22px;
    }

    .head .info .login .form div div input {
        height: 30px;
        font-size: 22px;
    }

    .head .info .login .content {
        font-size: 15px;
    }
}

@media only screen and (max-width: 1100px) {
    .head {
        background-color: #354F6A;
        padding: 1% 10% 3% 10%;
    }

    .head .info .login .title{
        font-size: 30px;
        padding-top: 3%;
    }

    .head .info .choose .row div {
        height: 300px;
    }

    .head .info .login .form {
        border-radius: 10px;
        color: #FFF;
        border: 2px solid #FFF;
        margin: 0 10% 0 10%;
        padding: 5% 1% 5.6% 1%;
    }

    .head .info .login .form div {
        margin-bottom: 1px;
    }

    .head .info .login .form div span {
        font-size: 15px;
    }

    .head .info .login .form div div select {
        height: 20px;
        font-size: 15px;
    }

    .head .info .login .form div div input {
        height: 20px;
        font-size: 13px;
    }

    .head .info .login .form div button {
        background-color: #13B5B1;
        color: #FFF;
        font-size: 14px;
        border: none;
        width: 100%;
        padding: 0;
        border-radius: 10px;
        text-align: center;
        margin: 1% 10% 0 20%;
    }

    .head .info .login .content {
        font-size: 13px;
    }

    .head .info .choose .row div button {
        background-color: #13B5B1;
        width: 100%;
        height: 80px;
        color: #FEFEFE;
        border: none;
        position: absolute;
        bottom: 0;
        left: 0;
        font-size: 28px;
        font-family: "楷体";
    }

    .foot {
        font-size: 20px;
    }
}

