body {
    font-family: PingHei, 'PingFang SC','Microsoft YaHei', 'Helvetica Neue', Helvetica, STHeitiSC-Light, Arial, sans-serif;

}
.dom-block {
    display: block;
}

.pleft {
    float: left;
}

.pright {
    float: right;
}

.pd-hide {
    display: none;
}