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