body {
    font-family: 'Montserrat', sans-serif;
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
}


#login-bg.container-fluid {
    padding: 0;
    height: 100%;
    position: absolute;
}

/* Background image an color divs*/

.bg-img, .bg-color {
    min-width: 100%;
    vertical-align: top;
    padding: 0;
    margin-left: 0;
    height: 100%;
    background-color: #CAF0D3;
    display: inline-block;
    overflow: hidden;
}

.bg-color {
    margin-left: -5px;
}

.bg-img {
    background-image: url(../images/bg.jpg);
    background-size: cover;
}

#login {
    padding-top: 10%;
    text-align: center;
    text-transform: uppercase;
}


.login {
    width: 100%;
    height: 500px;
    background-color: #fff;
    padding: 15px;
    padding-top: 30px;
}

.login h1 {
    margin-top: 30px;
    font-weight: bold;
    font-size: 30px;
    letter-spacing: 3px;
}

.login form {
    max-width: 500px;
    margin: 30px auto;
}

.login .btn {
    border-radius: 50px;
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: 2px;
    font-size: 20px;
    padding: 14px;
    margin-bottom: 20px;
    background-color: #0052b7;

}

.copy {
    font-size: 11px;
}

.form-group input {
    font-size: 20px;
    font-weight: lighter;
    border: none;
    background-color: #F0F0F0;
    color: #465347 !important;
    padding: 26px 30px;
    border-radius: 50px;
    transition: 0.2s;
}

#captcha-group{
    display: flex;
}
#captcha{
    flex: 2;
}
#captcha-img{
    margin-left: 5px;
    flex: 1;
}
#refresh-captcha{
    flex: 1;
    border-radius: 50px;
    text-transform: uppercase;
    font-weight: bold;
    letter-spacing: 2px;
    font-size: 15px;
    color: #F0F0F0;
    margin-bottom: 5px;
    text-decoration-line: none;
}

/* Form check styles*/

.form-check {
    padding: 0;
    text-align: left;
}

.form-check label {
    vertical-align: top;
    padding-top: 5px;
    padding-left: 5px;
    font-size: 15px;
    color: #606060;
    font-size: 14px;
}

.forgot-password {
    text-align: right;
    float: right;
    font-weight: bold;
}

.forgot-password a {
    color: #0052b7;
    opacity: 0.6;
}

.forgot-password a:hover {
    opacity: 1;
}


/* Switch styles */

.switch {
    position: relative;
    display: inline-block;
    width: 60px;
    height: 30px;
}

/* Hide default HTML checkbox */
.switch input {
    display: none;
}

/* The slider */
.slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: #F0F0F0;
    -webkit-transition: .4s;
    transition: .4s;
    border-radius: 30px;
}

.slider:before {
    position: absolute;
    content: "";
    height: 22px;
    width: 22px;
    left: 4px;
    bottom: 4px;
    background-color: white;
    -webkit-transition: .4s;
    transition: .4s;
    border-radius: 50%;
}

input:checked + .slider {
    background-color: #0052b7;
}

input:focus + .slider {
    box-shadow: 0 0 1px #0052b7;
}

input:checked + .slider:before {
    -webkit-transform: translateX(30px);
    -ms-transform: translateX(30px);
    transform: translateX(30px);
}

/* 自定义样式，用于使模态框在页面中上下和左右居中 */
.modal-vertical-centered {
    display: flex;
    align-items: center;
    min-height: 100vh;
}

.modal-content {
    margin: auto;
}

/* 自定义样式，用于将关闭按钮更改为蓝色 */
.btn-close {
    background-color: #0052b7;
}

/* Media queries */

@media (max-width: 500px) {
    .bg-img, .bg-color {
        min-width: 100%;
        height: 50%;
        margin: 0;
    }

    .forgot-password {
        text-align: right;
        float: left;
        padding: 20px 0;
    }


    #login {
        padding-top: 50px;
    }

}