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