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