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