html, body, * {
   padding: 0;
   margin: 0;
   box-sizing: border-box;
} 

body {
    background-image: url(img/background.jpg);
    background-repeat: no-repeat;
    background-size: cover;

    min-height: 100vh;
    width: 100%;
}

.container {
    max-width: 450px;
    background-color: white;
    padding: 20px;
    margin: 50px auto;
}

.logo {
    max-width: 220px;
    height: auto;
    padding: 20px;
    margin: 50px auto;
    display: block;
}