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