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