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