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