/* ...existing code... */

/* Flexbox for main container */
.container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
}

/* Responsive main content */
main {
    flex: 1 1 70%;
    padding-right: 1rem;
}

/* Responsive sidebar */
aside {
    flex: 1 1 25%;
    margin-top: 2rem;
}

/* Responsive navbar */
nav .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
}

nav .container div {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

/* Responsive footer */
footer .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    align-items: center;
    gap: 1rem;
}

/* Hamburger menu */
#menu-toggle {
    display: none;
}

/* Social media icons */
.social-icon {
    font-size: 1.5rem;
    transition: color 0.3s;
}

.social-icon:hover {
    color: #1da1f2; /* Twitter blue */
}

/* YouTube-style navbar */
#youtube-navbar {
    position: fixed;
    top: 0;
    right: -250px;
    width: 250px;
    height: 100%;
    background-color: #f9f9f9;
    box-shadow: -2px 0 5px rgba(0, 0, 0, 0.5);
    transition: right 0.3s ease;
    z-index: 1000;
}

#youtube-navbar.open {
    right: 0;
}

#youtube-navbar ul {
    list-style: none;
    padding: 0;
    margin: 0;
}

#youtube-navbar ul li {
    border-bottom: 1px solid #ddd;
}

#youtube-navbar ul li a {
    display: block;
    padding: 1rem;
    text-decoration: none;
    color: #333;
    transition: background-color 0.3s, color 0.3s;
}

#youtube-navbar ul li a:hover {
    background-color: #e2e2e2;
    color: #000;
}

/* Header styles */
.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem;
    background-color: #fff;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
    z-index: 1001; /* Ensure header is above the navbar */
}

.header .profile-icon {
    display: flex;
    align-items: center;
}

.header .profile-icon img {
    border-radius: 50%;
    width: 40px;
    height: 40px;
    margin-left: 1rem;
}

/* Hamburger button */
#hamburger-btn {
    display: block;
    cursor: pointer;
}

/* Media queries for smaller screens */
@media (max-width: 768px) {
    main {
        flex: 1 1 100%;
        padding-right: 0;
    }

    aside {
        flex: 1 1 100%;
        margin-top: 1rem;
    }

    nav .container div {
        flex-direction: column;
        align-items: center;
    }

    footer .container {
        flex-direction: column;
        align-items: center;
    }

    #menu-toggle {
        display: block;
    }

    #menu {
        display: none;
        flex-direction: column;
        width: 100%;
    }

    #menu a {
        padding: 1rem;
        text-align: center;
        border-top: 1px solid #444;
    }

    #menu a:first-child {
        border-top: none;
    }

    #youtube-navbar {
        width: 200px;
    }
}

/* Media queries for very small screens */
@media (max-width: 480px) {
    nav .container div a {
        padding: 0.5rem 1rem;
    }

    footer .container {
        text-align: center;
    }
}