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