.left {
    float: left;
}

.white {
    background: white;
}

.right {
    float: right;
}

.hidden{
    overflow: hidden;
}

.xcenter {
    text-align: center;
}
.relative {
    position: relative;
}
.absolute {
    position: absolute;
}
.user_rig_q4{
    font-family: PingFang-SC-Medium;
	font-size: 13px;
	color: #868686;
}