Element button pseudo-element :before generated with width auto box-sizing content-box display inline-block height auto line-height normal float none outline none font-weight normal position static background cursor pointer text-shadow -1px -1px 0px rgba(15,73,168,0.66) box-shadow padding 20px border-radius border 1px #018dc4 solid overflow visible transform transition z-index auto font-size 16px margin 0px opacity 1