body { 
    background: #111; 
    color: #fff; 
    font-family: Arial, sans-serif; 
}

.main-content { 
    margin-left: 250px; 
    padding: 80px 20px 20px; 
    width: 100%; 
    transition: margin-left 0.3s ease; 
}

@media (max-width: 768px) { 
    .main-content { margin-left: 0; padding: 100px 15px 20px; } 
}

h2 { 
    text-align: center; 
    margin-bottom: 25px; 
    color: #00d8ff; 
}

.grid { 
    display: grid; 
    gap: 15px; 
    justify-content: center; 
    padding: 10px; 
}

@media (max-width: 1024px) { 
    .grid { grid-template-columns: repeat(4, 1fr); } 
}

@media (min-width: 1025px) { 
    .grid { grid-template-columns: repeat(10, 1fr); } 
}

.channel { 
    cursor: pointer; 
    text-align: center; 
}

.channel img { 
    width: 100%; 
    max-height: 80px; 
    object-fit: contain; 
    border: 2px solid #333; 
    border-radius: 10px; 
    background: #222; 
    padding: 8px; 
    transition: .3s; 
}

.channel img:hover { 
    border-color: #00d8ff; 
    transform: scale(1.05); 
}

#playerModal { 
    display: none; 
    position: fixed; 
    z-index: 2000; 
    left: 0; 
    top: 0; 
    width: 100%; 
    height: 100%; 
    background: rgba(0,0,0,0.95); 
    justify-content: center; 
    align-items: center; 
    flex-direction: column; 
}

.closeBtn { 
    position: absolute; 
    top: 20px; 
    right: 30px; 
    font-size: 35px; 
    color: #fff; 
    cursor: pointer; 
    z-index: 2100; 
}

.player-wrapper { 
    width: 100%; 
    height: 100%; 
    display: flex; 
    justify-content: center; 
    align-items: center; 
    padding: 10px; 
}

.player-wrapper video, 
.player-wrapper .video-js { 
    width: 100%; 
    height: 100%; 
    max-width: 100%; 
    max-height: 100%; 
    object-fit: contain; 
    border: 3px solid #00d8ff; 
    border-radius: 10px; 
    background: #000; 
}


body {
    background-color: #f8f9fa;
}
.main-content {
    margin-left: 250px;
    padding: 80px 20px 20px; /* space for navbar */
    width: 100%;
}
@media (max-width: 768px) {
    .main-content {
        margin-left: 0; /* remove sidebar offset on small screens */
        padding: 100px 15px 20px;
    }
}

        body { background: #f8f9fa; }
        .main-content {
            margin-left: 250px;
            padding: 80px 20px 20px;
            width: 100%;
            transition: margin-left 0.3s ease;
        }
        @media (max-width: 768px) {
            .main-content { margin-left: 0; padding: 100px 15px 20px; }
        }
        .sortable-row { cursor: move; }
        .sortable-row:hover { background: #f1f1f1; }