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