.sy-dialog-fade{
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    z-index: 9999;
    display: none;
    background: rgba(0,0,0,.75);
}
.sy-dialog-fade .dialog-box{
    position: absolute;
    top: 50%;
    left: 50%;
    max-width: 750px;
    width: 80%;
    color: #666;
    font-size: 14px;
    background: #fff;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
}
.sy-dialog-fade .dialog-head{
    height: 40px;
    padding: 0 7px 0 15px;
    line-height: 40px;
    background: #f8f8f8;
    border-bottom: 1px solid #ddd;
}
.sy-dialog-fade .dialog-head .close{
    float: right;
    width: 40px;
    height: 40px;
    background: transparent url('../images/close.png') no-repeat center / 24px;
    opacity: 1;
}
.sy-dialog-fade .dialog-content{
    width: 100%;
    max-height: 500px;
    padding: 15px 30px;
    font-size: 14px;
    line-height: 24px;
    text-align: left;
    overflow: auto;
}
.sy-dialog-fade .dialog-content p{
    margin: 0;
    padding: 3px 0;
    color: #333;
    font-size: 16px;
}
.sy-dialog-fade .dialog-content .c-start{
    text-align: center;
}
.sy-dialog-fade .dialog-content .c-sub{
    text-indent: 28px;
}
.sy-dialog-fade .dialog-content .c-end{
    padding-top: 10px;
    text-align: right;
}