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