body,
html {
    margin: 0;
    padding: 0;
    overflow: hidden;
    background-color: #333;
}

canvas {
    display: block;
    background-color: #555;
}

.score {
    position: absolute;
    top: 10px;
    left: 10px;
    color: white;
    font-size: 24px;
    font-family: Arial, sans-serif;
}

/* Modal styles */
.modal {
    display: none;
    /* Hidden by default */
    position: fixed;
    z-index: 1000;
    /* Sit on top */
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.7);
    /* Black background with transparency */
}

.modal-content {
    background-color: #fefefe;
    margin: 15% auto;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 400px;
    text-align: center;
    border-radius: 10px;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}

.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

.stars {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 20px;
    /* Space between stars and score */
    height: 100px;
    /* Enough height to display the stars */
}

.stars img {
    width: 50px;
    height: 50px;
    margin: 0 10px;
    /* Space between stars */
}

/* Specific for three stars, middle one larger */
.stars.three-stars img.star-2 {
    width: 60px;
    height: 60px;
    margin-bottom: 20px;
}

.stars.two-stars img {
    margin-left: 5px;
    margin-right: 5px;
}

.share img {
    width: 50px;
    margin: 10px;
    cursor: pointer;
}

.share h3 {
    margin-top: 20px;
    font-family: Arial, sans-serif;
}