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