body.error {
    background-color: #e2e2e2!important;
    color: #000;
}
.site-error {
    overflow: hidden;
    position: absolute;
    top: 50%;
    margin-top: -150px;
    text-align: center;
    width: 100%;
    min-width: 320px;
}
.site-error .message_details{
    font-size: 22px;
    font-weight: bold;
    color: #333;
    text-shadow: 1px 1px 3px rgba(47,47,47,0.3);
    padding: 10px 0;
    box-sizing: border-box;
    max-width: 640px;
    margin: 30px auto;
}
.site-error .message_details::before{
    content: '\201D';
    display: inline-block;
}
.site-error .message_details::after{
    content: '\201E';
    display: inline-block;
}
.site-error .explain:after{
    display: block;
    content: '';
    width: 70px;
    margin: 20px auto;
    border-bottom: 1px solid #000;
}
.copyrights {
    position: fixed;
    bottom: 10px;
    text-align: center;
    width: 100%;
    font-size: 10px;
    color: #666;
}