body {
    background: #f2f2f2;
    font-family: Arial;
}

.login-box {
    width: 300px;
    background: white;
    padding: 20px;
    margin: 100px auto;
    box-shadow: 0px 0px 10px gray;
}

.login-box h2 {
    text-align: center;
}

.login-box input {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
}

.login-box button {
    width: 100%;
    padding: 10px;
    background: blue;
    color: white;
    border: none;
    cursor: pointer;
}