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