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