Make the border round corner through css

Easily make border round using css:-
.my_rounded_corners{
border: 1px solid #ccc;

-moz-border-radius-topleft: 10px;
-khtml-border-top-left-radius: 10px;
-webkit-border-top-left-radius: 10px;
border-top-left-radius: 10px;

-moz-border-radius-topright: 0px;
-khtml-border-top-right-radius: 0px;
-webkit-border-top-right-radius: 0px;
border-top-right-radius: 0px;

-moz-border-radius-bottomleft: 4px;
-khtml-border-bottom-left-radius: 4px;
-webkit-border-bottom-left-radius: 4px;
border-bottom-left-radius: 4px;

-moz-border-radius-bottomright: 10px;
-khtml-border-bottom-right-radius: 10px;
-webkit-border-bottom-right-radius: 10px;
border-bottom-right-radius: 10px;
}