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