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