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