Element block pseudo-element :before generated with z-index auto outline none background width 160px border-radius box-shadow 3px 1px 1px rgba(0,0,0,0.3) display block height auto position absolute margin 0px float left cursor default border 0px rgba(0,0,0,1) solid text-shadow 1px 1px 1px rgba(0,0,0,0.2) overflow hidden opacity 1 transition transform font-weight normal padding 20px font-size 16px box-sizing content-box line-height 1