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