body {
    margin: 0;
    height: 100vh;
    background: #000;
    display: flex;
    justify-content: center;
    align-items: center;
}
 
.login-box {
    display: flex;
    flex-direction: column;
    gap: 10px;
    border: 5px solid purple;
    padding: 20px 20px;
    background-color: pink;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}