html, body {
    color: #fff;
}
.ellipsis-1{
	white-space: nowrap;
	text-overflow: ellipsis;
	overflow: hidden;
	word-break: break-all;
}
.ellipsis-2{
	overflow:hidden;
	text-overflow:ellipsis;
	display:-webkit-box; 
	-webkit-box-orient:vertical;
	-webkit-line-clamp:2;
}
.flex{
	display: flex;
}
.flex_ac{
	display: flex;
	align-items: center;
}
.flex_jc{
	display: flex;
	justify-content: center;
}
.flex_jcsa{
	display: flex;
	justify-content: space-around;
}
.flex_jc_ac{
	display: flex;
	justify-content: center;
	align-items: center;
}
.flex_jcsb{
	display: flex;
	justify-content: space-between;
}
.flex_jcsb_ac{
	display: flex;
	justify-content: space-between;
	align-items: center;
}