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