Element button pseudo-element :before generated with width auto border 18px #018dc4 solid height auto padding 20px position absolute margin -1px cursor pointer background transition display inline-block text-shadow -1px -1px 0px rgba(15,73,168,0.66) float none transform border-radius box-shadow 2px 2px 2px rgba(0,0,0,0.2) box-sizing content-box font-weight normal font-size 16px z-index auto overflow visible line-height normal