buttons.jqueryui.scss in jquery-datatables-1.10.20

- old
+ new

@@ -47,9 +47,10 @@
 	.dt-button {
 		position: relative;
 		left: 0;
 		right: 0;
 		width: 100%;
+		box-sizing: border-box;
 
 		display: block;
 		float: none;
 		margin-right: 0;
 		margin-bottom: 4px;