.rlzy-banner{
	width: 100%;position: relative;float: left;min-width: 1200px;
}
.rlzy-banner>img{
	width: 100%;float: left;
}

.rlzy-bg{
	width: 100%;
	float: left;background-color: #fff;
}
.rlzy-bg-center{
	width: 1200px;margin: 0 auto;text-align: center;
	min-height: 500px;
}