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