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