Element block pseudo-class :active generated with transition display block background font-size 16px transform border-radius height auto padding 20px margin 0px box-sizing content-box font-weight normal cursor default float none line-height 1 box-shadow 1px 1px 1px rgba(0,0,0,0.3) z-index auto text-shadow 1px 1px 1px rgba(0,0,0,0.2) width 160px position static overflow hidden border 0px rgba(0,0,0,1) solid