img { border:none; }
.zzsc { width:319px; height:175px; margin:0 auto; position:relative; }
.text { width:319px; height:auto; background:#000; FILTER:alpha(opacity=60); opacity:0.7; -moz-opacity:0.7; position:absolute; left:0; bottom:0; }
.imgtext { width:319px; height:auto; float:left; padding:5px 5px;  line-height:100%;font-size:16px; color:#fff;  text-align:center;}


.zzsc2 { width:342px; height:191px; margin:0 auto; position:relative; }
.text2 { width:342px; height:auto; background:#000; FILTER:alpha(opacity=60); opacity:0.7; -moz-opacity:0.7; position:absolute; left:0; bottom:0; }
.imgtext2 { width:342px; height:auto; float:left; padding:5px 5px;  line-height:100%; font-size:16px; color:#fff;  text-align:center;}

.zzsc3{ width:320px; height:191px; margin:0 auto; position:relative; }
.text3{ width:320px; height:auto; background:#000; FILTER:alpha(opacity=60); opacity:0.7; -moz-opacity:0.7; position:absolute; left:0; bottom:0; }
.imgtext3{ width:320px; height:auto; float:left; padding:5px 5px;  line-height:100%; font-size:16px; color:#fff;  text-align:center;}