Element block pseudo-element :before generated with transition overflow hidden margin 9px height auto transform line-height 1 font-size 16px border 0px rgba(0,0,0,1) solid width 160px float none box-sizing content-box box-shadow 1px 1px 1px rgba(0,0,0,0.3) text-shadow 1px 1px 1px rgba(0,0,0,0.2) cursor default background z-index auto padding 21px font-weight normal border-radius position static display block