.main {
    background: -webkit-linear-gradient(#72c2fd, #1f97ff);
    background: -o-linear-gradient(#72c2fd, #1f97ff);
    background: -moz-linear-gradient(#72c2fd, #1f97ff);
    background: linear-gradient(#72c2fd, #1f97ff);
    width: 100%;
    height: auto;
    padding: 100px 0;
    filter:progid:dximagetransform.microsoft.gradient( startcolorstr='#72c2fd', endcolorstr='#1f97ff',gradienttype=0 );
}
input::-webkit-input-placeholder { /* webkit browsers */
    color: #999;
    font: 15px "microsoft yahei";
}
input:-moz-placeholder { /* mozilla firefox 4 to 18 */
    color: #999;
    font: 15px "microsoft yahei";
}
input::-moz-placeholder { /* mozilla firefox 19  */
    color: #999;
    font: 15px "microsoft yahei";
}
input:-ms-input-placeholder { /* internet explorer 10  */
    color: #999;
    font: 15px "microsoft yahei";
}
.main .layout {
    max-width: 1200px;
    margin: 0 auto;
}
.main .img-box {
    float: left;
}
.main .img-box img {
    vertical-align: middle;
}
.main .signin {
    float: right;
    background: #fff;
    width: 380px;
    padding: 30px 40px;
    box-sizing: border-box;
    margin-top: 20px;
    border-radius: 4px;
}
.main .signin h2 {
    font-size: 22px;
    font-weight: inherit;
    color: #333;
}
.signin .login-tab {
    height: 50px;
    line-height: 50px;
    margin: 20px 0 0 0;
}
.signin .login-tab a {
    display: inline-block;
    width: 50%;
    text-align: center;
    font-size: 18px;
    line-height: 18px;
    color: #333;
}
.signin .login-tab .sms-login {
    border-right: 1px solid #cbcbcb;
    box-sizing: border-box;
}
.signin .login-tab .active {
    color: #0083f7;
}
.signin .login-tab a:hover {
    color: #0083f7;
}
.signin-input {
    width: 100%;
    height: 40px;
    line-height: 40px;
    box-sizing: border-box;
    background: no-repeat 4%;
    padding-left: 44px;
    border: none;
    font: 16px "microsoft yahei";
    color: #555;
    outline-color: #0083f7;
    caret-color: #0083f7;
}
.main .signin .signin-field-username {
    margin-top: 10px;
}
.main .signin .signin-field-password {
    margin-top: 16px;
}
.main .signin .signin-field-username .signin-input {
    background-image: url(/uploads/image/msiauth/user.png);
    background-size: 24px;
    border: 1px solid #cbcbcb;
    border-radius: 3px;
}
.main .signin .signin-field-password .signin-input {
    background-image: url(/uploads/image/msiauth/password.png);
    background-size: 24px;
    border: 1px solid #cbcbcb;
    border-radius: 3px;
}
.main .signin .sms-login-number {
    margin-top: 10px;
}
.main .signin .sms-login-code {
    margin-top: 16px;
}
.main .signin .sms-login-number .signin-input {
    background-image: url(/uploads/image/msiauth/cellphone.png);
    background-size: 24px;
    border: 1px solid #cbcbcb;
    border-radius: 3px;
}
.main .signin .sms-login-code .signin-input {
    background-image: url(/uploads/image/msiauth/sms.png);
    background-size: 24px;
    border: 1px solid #cbcbcb;
    border-radius: 3px;
}
.main .signin .submit-input {
    width: 100%;
    height: 40px;
    border: none;
    cursor: pointer;
    background: #0083f7;
    color: #fff;
    font: 18px "microsoft yahei";
    border-radius: 3px;
    margin-top: 24px;
}
.main .signin .sms-login-option .sms-login-code {
    position: relative;
}
.main .signin .sms-login-option .sms-login-code .code-box {
    position: absolute;
    height: 40px;
    line-height: 40px;
    padding: 0 4%;
    text-align: center;
    top: 0;
    right: 0;
}
.main .signin .sms-login-option .sms-login-code .send-link {
    color: #0083f7;
    display: block;
    line-height: 40px;
}
.main .signin .sms-login-option .sms-login-code .seconds {
    color: #666;
}
.main .signin .signin-footer {
    margin-top: 20px;
}
.main .signin .signin-footer a {
    color: #333;
    font-size: 12px;
}
.main .signin .signin-footer span {
    color: #0083f7;
}
.main .signin .signin-footer .signin-footer-l {
    float: left;
}
.main .signin .signin-footer .signin-footer-l:hover {
    color: #0083f7;
}
.main .signin .signin-footer .signin-footer-r {
    float: right;
}
.main .signin .submit-input:hover {
    background: rgb(0, 131, 247,0.9)
}
.site-top {
    line-height: 40px;
    height: 40px;
    background: rgb(255,255,255)
}
.site-top a {
    margin-left: 10px;
    padding: 6px;
}
.login-error {
    width: 100%;
    padding: 2% 4%;
    border: 1px solid #eb5029;
    box-sizing: border-box;
    border-radius: 3px;
    margin-top: 10px;
}
.login-error .warning {
    display: inline-block;
    width: 16px;
    vertical-align: middle;
    margin-right: 6px;
}
.login-error .hint {
    display: inline-block;
    font-size: 12px;
    line-height: 12px;
    color: #666;
}
/*媒体查询开始
当页面大于1200px 时，大屏幕，主要pc 端*/
@media (min-width: 1200px) {
    .site-top {
        display: none;
    }
}
/*在992px和1199px之间的屏幕里，中等屏幕，分辨率低的pc*/
@media (min-width: 992px) and (max-width: 1199px) {
    .main .layout {
        display: -webkit-flex; /* safari */
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .site-top {
        display: none;
    }
}
/*在768px和991px之间的屏幕里，小屏幕，主要是pad*/
@media (min-width: 768px) and (max-width: 991px) {
    .main .layout {
        display: -webkit-flex; /* safari */
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .site-top {
        display: none;
    }
}
/*在480px和767px之间的屏幕里，超小屏幕，主要是手机*/
@media (min-width: 480px) and (max-width: 767px) {
    .bar-box {
        display: none;
    }
    .footer-box {
        display: none;
    }
    .main .img-box {
        display: none;
    }
    .main .layout {
        display: -webkit-flex; /* safari */
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .main {
        background: none;
    }
    body {
        background: #72c2fd;
        background-size: cover;
        width: 100%;
        height: 100%;
    }
}
/*在小于480px大于375px的屏幕，微小屏幕，更低分辨率的手机*/
@media (min-width: 375px) and (max-width: 479px) {
    .bar-box {
        display: none;
    }
    .footer-box {
        display: none;
    }
    .main .img-box {
        display: none;
    }
    .main .layout {
        display: -webkit-flex; /* safari */
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .main {
        background: none;
    }
    body {
        background: #72c2fd;
        background-size: cover;
        width: 100%;
        height: 100%;
    }
    .main .signin {
        width: 320px;
        padding: 20px 28px;
    }
}
@media (max-width: 374px) {
    .bar-box {
        display: none;
    }
    .footer-box {
        display: none;
    }
    .main .img-box {
        display: none;
    }
    .main .layout {
        display: -webkit-flex; /* safari */
        display: flex;
        flex-direction: column;
        align-items: center;
    }
    .main {
        background: none;
    }
    body {
        background: #72c2fd;
        background-size: cover;
        width: 100%;
        height: 100%;
    }
    .main .signin {
        width: 92%;
        padding: 20px 28px;
    }
}
/*媒体查询结束*/