body{display: flex; justify-content: center; align-items: center; height:100vh}

.authForm{width:50rem; max-width:95vw;
background:#FFFFFF;
padding:5rem 7rem;
position:relative}

.authForm{box-shadow: var(--shadow-md); border-radius:3rem}

#authForm{display:flex; flex-direction:column}

.authForm .logo{width:100%; height:5rem; background:url(/img/logo.svg) no-repeat center center; background-size:contain;}
.authForm .logo{margin-bottom: var(--space-6);}

.authForm .submitBlock{position:absolute; left:0; bottom:-1.5rem; right:0; text-align:center;}
.authForm .submitBlock .btn{padding:1rem 2rem; font-size:120%;}