Element block pseudo-class :active generated with overflow hidden height auto box-shadow 1px 1px 1px rgba(0,0,0,0.3) margin 1px width 160px font-size 16px transform background border-radius transition text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto position relative display block box-sizing content-box border 1px rgba(0,0,0,1) solid cursor default font-weight normal line-height 1 padding 3px float none