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