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