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