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