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