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