SnowFlat: replace overflow:hidden with clearfix

qa-theme/SnowFlat/qa-styles.css

@@ -22,6 +22,7 @@
 	*zoom: 1;
 }
 
+.qa-main:after, .qa-main-wrapper:after, .qa-body-wrapper:after, .qa-sidepanel:after,
 .clearfix:after, .qa-q-item-clear:after,
 .qa-nav-main-list:after, .qa-nav-sub:after,
 .qa-page-links:after, .qa-page-links-list:after,
@@ -875,14 +876,12 @@ blockquote p {
 /*------[ qa content parts ]------*/
 
 .qa-main, .qa-main-wrapper {
-	overflow: hidden;
 	*zoom: 1;
 }
 
 .qa-body-wrapper {
 	margin: 10px auto;
 	padding: 0 10px;
-	overflow: hidden;
 	*zoom: 1;
 }
 
@@ -2763,7 +2762,6 @@ input[type="submit"], button {
 		width: 25%;
 		padding: 0px;
 		float: right;
-		overflow: hidden;
 		*zoom: 1;
 	}
 }