body {
    background-color: white;
    background-image: url("img/hack.jpg");
    background-size: cover;
    line-height: 38px;
    margin: 0;
    padding: 0;
}

/* title_links */
#nav_div a {
    color: #00ff00;
    margin-left: 10px;
    text-decoration: none;
}

a {
    color: red;
    text-decoration: underline rgb(227, 70, 7);
}

a:visited {
    color: purple;
}

/* contents: h1, #main_div, .content_parag, content_h3 */
h1 {
    color: #00ff00;
    text-align: center;
    font-family: 'Courier New', monospace;
    background-color: black;
    padding: 10px 20px;
    width: 50%;
    margin: 3% auto 0 auto;
    border: 3px groove #00ff00;
    border-bottom: none;
    border-radius: 0px;
    text-shadow:
        0 0 5px #00ff00,
        0 0 10px #00ff00,
        0 0 20px #00ff00,
        0 0 40px #00ff55,
        0 0 80px #00ff55;
    box-shadow:
        0 0 10px #00ff00,
        0 0 20px #00ff55,
        0 0 40px #00ff55;
}

h4 {
    color: red;
}

#main_div {
    background-color: black;
    font-family: Arial, Helvetica, sans-serif;
    direction: rtl;
    color: rgb(105, 177, 105);
    text-align: center;
    width: 90%;
    max-width: 1200px;
    margin: auto;
    border-radius: 5px;
    border: 3px groove green;
    padding: 20px;
}

/* article_p */
#main_div article p {
    margin-right: 50px;
    margin-left: 50px;
    direction: rtl;
    text-align: right;
}

/* special_p_div */
#main_div article #special_p_div {
    text-align: left;
    background-color: rgb(15, 15, 15);
    width: 55%;
    max-width: 600px;
    margin: auto; 
    font-family: monospace;
    font-size: 120%; 
}

/* geek logo */
#main_div img {
    height: 200px;
    width: 400px;
    max-width: 100%;
    height: auto;
}

.content_parag {
    background-color: rgb(15, 15, 15);
    border: 3px groove rgb(65, 63, 63);
    text-align: left;
    direction: rtl;
    padding: 20px;
    font-family: Arial, Helvetica, sans-serif;
}

.content_h3 {
    color: #00ff00;
    margin-top: 5%;
}

/* aside_contents */
aside {
    text-align: center;
    margin-left: auto;
    margin-right: auto;
    min-width: 250px;
    max-width: 90%;
    margin-top: 20px;
}

aside p {
    width: 100%;
    background-color: rgb(3, 92, 3);
    font-family: monospace;
    font-size: 1vw;
    border: 3px groove gray;
    box-sizing: border-box;
}

/* details contents */
details summary {
    color: yellow;
}

details p {
    background-color: rgb(1, 14, 1);
    font-family: monospace;
    font-size: 120%;
}

address {
    margin-top: 8%;
}

address p {
    color: red;
}

/* page_1_geek.html */
#main_div #news_div article img.news_img {
    border: 5% groove gray;
    border-radius: 10px;
    margin-top: 5%;
    width: 100%;
    max-width: 400px;
    height: auto;
}

/* page 2 top browsers */
.browser_logo {
    width: 200px;
    height: 200px;
    max-width: 100%;
    height: auto;
}

#main_div article img {
    width: 150px;
    height: 150px;
    max-width: 100%;
    height: auto;
    border: 5px groove gray;
    border-radius: 10px;
    margin-top: 5%;
}

#main_div article h3 {
    margin-top: 0;
}

/* page_3_top_games */
#main_div #game_div article img {
    width: 350px;
    height: 230px;
    max-width: 100%;
    height: auto;
    border: 5px groove gray;
    border-radius: 10px;
    margin-top: 5%;
}

/* gameplay_img */
#main_div #game_div article p img.gameplay_img {
    width: 264px;
    height: 150px;
    max-width: 100%;
    height: auto;
    border: none;
    border-radius: initial;
    margin-top: initial;
}

/* middle_img */
.middle_img {
    text-align: center;
    margin-left: 1%;
}

/* page_4_languege.html */
code {
    text-align: left;
    direction: ltr;
}

/* === Media Queries for Responsiveness === */

@media (max-width: 1024px) {
    h1 {
        width: 70%;
        padding: 10px 15px;
    }

    #main_div article p {
        margin-right: 30px;
        margin-left: 30px;
    }

    #main_div article #special_p_div {
        width: 75%;
        font-size: 110%;
    }

    aside p {
        font-size: 1.2vw;
    }
}

@media (max-width: 768px) {
    body {
        line-height: 28px;
    }

    h1 {
        width: 90%;
        font-size: 1.6rem;
        padding: 10px 10px;
    }

    #main_div {
        width: 95%;
        padding: 15px;
    }

    #main_div article p {
        margin-right: 15px;
        margin-left: 15px;
        font-size: 90%;
    }

    #main_div article #special_p_div {
        width: 90%;
        font-size: 100%;
    }

    aside {
        margin-left: 0;
        margin-right: 0;
        min-width: auto;
        max-width: 100%;
    }

    aside p {
        width: 100%;
        font-size: 3vw;
        padding: 10px;
    }

    #main_div img,
    #main_div #news_div article img.news_img,
    #main_div article img,
    #main_div #game_div article img,
    #main_div #game_div article p img.gameplay_img,
    .browser_logo {
        width: 100%;
        height: auto;
        margin-top: 10px;
    }
}

@media (max-width: 480px) {
    body {
        line-height: 24px;
    }

    h1 {
        font-size: 1.3rem;
        padding: 8px 8px;
    }

    #main_div article p {
        margin-right: 10px;
        margin-left: 10px;
        font-size: 85%;
    }

    aside p {
        font-size: 4vw;
        padding: 8px;
    }

}