body {
}

.Students_platform {
    height: 120px;
    /*margin-top: 20px;*/
}
.Students_banner {
    background-image: url(images/24365.jpg);
    width: 1200px;
    height: 120px;
    margin: 0 auto;
    position: relative;
}
    .Students_banner .Students_btn {
        position: absolute;
        top: 35px;
        left: 580px;
    }
.Students_btn .Students_login {
    float: left;
    font-size: 16px;
    width: 132px;
    text-align: center;
    margin-left: 125px;
}
.Students_login .a_btn {
    width: 132px;
    height: 50px;
    display: inline-block;
    color: #ffffff;
    background-color: rgb(0,179,254);
    border-radius: 4px;
    box-shadow: 4px 4px 1px #298c9b;
    text-decoration: none;
    font-size: 16px;
}
.a_btn {
    display: inline-block;
    padding: 6px 12px;
    margin-bottom: 0;
    font-size: 14px;
    font-weight: 400;
    line-height: 2.42857143;
    text-align: center;
    white-space: nowrap;
    vertical-align: middle;
    -ms-touch-action: manipulation;
    touch-action: manipulation;
    cursor: pointer;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    background-image: none;
    border: 1px solid transparent;
    border-radius: 4px;
}
.Students_login .a_btn .btn_span {
    display: block;
    float: left;
    margin: 17px 0 0 13px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: #ffffff;
}
        .Students_login .a_btn .btn_span :after {
            display: block;
            clear: both;
            content: "";
        }