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