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