/* rounded angle */
.r1, .r2, .r3, .r4, .r5, .r6, .r7, .r8, .r9, .r10 {
	display: block;
	height: 1px;
	overflow: hidden;
	font-size: 1px;
}
.r10 {border-left: 10px solid #FFFFFF; border-right: 10px solid #FFFFFF;}
.r9 {border-left: 9px solid #FFFFFF; border-right: 9px solid #FFFFFF;}
.r8 {border-left: 8px solid #FFFFFF; border-right: 8px solid #FFFFFF;}
.r7 {border-left: 7px solid #FFFFFF; border-right: 7px solid #FFFFFF;}
.r6 {border-left: 6px solid #FFFFFF; border-right: 6px solid #FFFFFF;}
.r5 {border-left: 5px solid #FFFFFF; border-right: 5px solid #FFFFFF;}
.r4 {border-left: 4px solid #FFFFFF; border-right: 4px solid #FFFFFF;}
.r3 {border-left: 3px solid #FFFFFF; border-right: 3px solid #FFFFFF;}
.r2 {border-left: 2px solid #FFFFFF; border-right: 2px solid #FFFFFF;}
.r1 {border-left: 1px solid #FFFFFF; border-right: 1px solid #FFFFFF;}
/*
r3 r1 r1 top
r1 r1 r3 bottom
r5 r3 r2 r1 r1 top
r1 r1 r2 r3 r5 bottom
r10 r7 r5 r4 r3 r2 r2 r1 r1 r1 top
r1 r1 r1 r2 r2 r3 r4 r5 r7 r10 bottom
*/