Element block pseudo-element :before generated with box-shadow 1px 1px 1px rgba(0,0,0,0.3) text-shadow 1px 1px 1px rgba(0,0,0,0.2) z-index auto position static padding 20px height auto line-height 1 display block float none overflow hidden box-sizing content-box width 160px border-radius background border 0px rgba(0,0,0,1) solid font-weight normal transform cursor default font-size 16px margin 100px transition