Element button pseudo-element :after generated with width 18px float none height auto overflow visible z-index auto text-shadow -1px -1px 0px rgba(15,73,168,0.66) outline none font-weight normal font-size 15px line-height normal transition border 1px #018dc4 solid margin 4px position static cursor pointer background box-sizing content-box opacity 1 display inline-block transform border-radius padding 20px box-shadow 2px 2px 2px rgba(0,0,0,0.2)