html, body, iframe {
    width: 100%;
    height: 100%;/*在laydate显示位置有问题*/
    padding: 0;
    margin: 0;
    border: 0;
    background-color: white;
}

.size12{
    font-size: 12px !important;
}
.size14{
    font-size: 14px !important;
}
.size16{
    font-size: 16px !important;
}
.size18{
    font-size: 18px !important;
}
.size20{
    font-size: 20px !important;
}
.size22{
    font-size: 22px !important;
}
.size24{
    font-size: 24px !important;
}