Element block pseudo-element :after generated with display block z-index auto overflow visible width auto border-radius line-height 1 cursor default border 0px rgba(0,0,0,1) solid position static float none text-shadow 1px 1px 0px rgba(0,0,0,0.25) padding 0px box-sizing content-box font-weight normal background height auto transform box-shadow font-size 16px margin 20px transition