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