css3 round corner box
Below is the simple code to create round corner box. Let we have to make our header block round corner. .header { color:#fff; background:#000; width:35px; height:60px; text-align:center; font-size:0.7em; padding:3px 0 0 0; opacity: 0.5;filter:alpha(opacity=50);zoom:1; -webkit-border-top-left-radius:5px; -webkit-border-top-right-radius:0px; -webkit-border-bottom-left-radius:5px; -webkit-border-bottom-right-radius:0px; -moz-border-radius-topleft:5px; -moz-border-radius-topright:0px; -moz-border-radius-bottomleft:5px; -moz-border-radius-bottomright:0px; }