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