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