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