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