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