.banner{ overflow: hidden; clear: both; }
.dqc{ width: 1024px; overflow: hidden; clear: both; margin: 0 auto; }
.c1{ background: url(images/1.png) ; height: 156px; margin: 20px 0px;}
.c2{ width: 1024px; height: 359px; margin: 0 auto 20px auto; }
.c3{ margin-top: 20px; }

/*换灯片*/