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