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