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