Element block pseudo-class :active generated with border 0px rgba(0,0,0,1) solid overflow hidden box-sizing content-box width 160px transition background height auto float none cursor default box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 0px text-shadow 1px 1px 1px rgba(0,0,0,0.2) border-radius font-size 13px padding 20px z-index auto display block font-weight normal line-height 1 position static transform