body{margin:0;background:linear-gradient(to bottom, #004d00, #123012);box-sizing:border-box}*,*::before,*::after{box-sizing:inherit}header.revenuetools-app{border-bottom:none}main{height:calc(100vh - 6rem);display:flex;flex-direction:column;align-items:center;justify-content:center;color:white}header{height:6rem;padding:8px 8px 20px;font-size:2em}dialog{width:400px;max-width:90%;background:rgba(255,255,255,0.4);color:black;border:none;padding:20px;text-align:center;margin-bottom:10em}dialog input[type="submit"]{box-shadow:inset 0px 1px 0px 0px black;background:#1b4718;border-color:black}dialog input[type="submit"]:hover{background:#245e20;border-color:black}