.lunbo{
	margin:0 auto;
}
.lunbo tr{
	margin: 10px 0;
    display: block;
}
.lunbo td{
	margin: 0px 5px;
    display: inline-block;
}
@media (max-width: 1200px){
	.lunbo tr{
		margin: 0;
	    display: block;
	}
	.lunbo td{
	margin: 5px 5px;
    display: block;
}
}