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