Element button pseudo-element :after generated with width auto background padding 20px position static border-radius overflow visible margin 0px text-shadow 0px 0px 0px rgba(15,73,168,0.66) box-sizing content-box cursor pointer font-size 16px z-index auto display inline-block border 0px #018dc4 solid font-weight normal box-shadow 0px 0px 0px rgba(0,0,0,0.2) transform height auto line-height normal float left transition