body {
    font-family: Arial, sans-serif;
    line-height: 1.6;
    margin: 100px;
    background-color: #000000;
    color: #333;
    text-color: #ffffff;
}

h1 {
    background-color: #007BFF;
    color: white;
    padding: 10px;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s;
    margin-left: 10px;
    margin-right: 10px;
}

h1:hover {
    background-color: #0056b3;
}

ul {
    list-style-type: none;
    padding: 0;
    margin: 10px 0;
    display: none;
}

li {
    background: #e9ecef;
    margin: 5px 0;
    padding: 10px;
    border-radius: 5px;
}

#-title- {
    text-align: center;
}

figure {
    text-align: center;
    margin: 20px;
}

img {
    max-width: 100%;
    height: auto;
}

figcaption {
    font-style: italic;
    color: gray;
}

@media (max-width: 767px) {
    h1 {
        font-size: 24px;
    }

    figure img {
        max-width: 100%;
        height: auto;
    }

    ul {
        padding-left: 20px;
    }
}

@media (min-width: 768px) and (max-width: 1199px) {
    h1 {
        font-size: 28px;
    }

    figure img {
        max-width: 80%;
        height: auto;
    }

    ul {
        padding-left: 30px;
    }
}

@media (min-width: 1200px) {
    h1 {
        font-size: 32px;
    }

    figure img {
        max-width: 60%;
        height: auto;
    }

    ul {
        padding-left: 40px;
    }
}

.items {
   margin-bottom: 10; 
}

#overview {
    margin: 10px;
}