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