/* The blurred background image */
body {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    backdrop-filter: blur(5px);
}

/* To keep the form at the center of the screen */
.center {
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

form {
    background: rgba(255, 255, 255, 0.8);
    text-align: left;
    padding: 20px;
    border: 1px solid black;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

form .form-head {
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

form .form-head>img {
    margin: -25px 0 -40px;
}

form input {
    width: 100%;
    margin: 10px 0;
    padding: 10px;
    border: 1px solid black;
    border-radius: 5px;
}

form label {
    font-weight: bold;
}

form ul {
    margin-top: -20px;
}

form .login-hint {
    margin-bottom: -5px;
    font-style: italic;
}

form .login-hint>a {
    color: blue;
    font-weight: bold;

    &:active {
        color: red;
    }
}

/* The submit button at the bottom */
form input[type=submit] {
    background: #333;
    color: white;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    transition: all 0.3s;

    &:hover,
    &:active {
        background: #444;
    }
}