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