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