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