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