img {
    -webkit-user-drag: none;
    max-width:100%;
}
@font-face {
    font-family: "SourceHanSerifCN-Bold";
    src: url(../fonts/SourceHanSerifCN-Bold.otf);
}
@font-face {
    font-family: "SourceHanSerifCN-Regular";
    src: url(../fonts/SourceHanSerifCN-Regular.otf);
}