.center {
  margin-top: 60px !important;
}

#yt-masthead {
    position: relative !important;
}

.user-menu {
    position: absolute !important;
    top: 8px;
    right: 20px;
    display: block !important;
    z-index: 9999;
}

.user-avatar-btn {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    object-fit: cover;
    border: 1px solid #ccc;
    cursor: pointer;
    display: block;
}

.dropdown {
    display: none;
    position: absolute;
    right: 0;
    top: 32px; 
    width: 320px;
    background: #fff;
    border: 1px solid #d9d9d9;
    box-shadow: 0 2px 8px rgba(0,0,0,.2);
    font-family: Arial, sans-serif;
    z-index: 999;
}

.user-menu:hover .dropdown {
    display: block;
}

.dropdown-header {
    padding: 12px 16px;
    font-size: 13px;
    color: #666;
    border-bottom: 1px solid #eee;
}

.dropdown-profile {
    display: flex;
    padding: 16px;
    gap: 12px;
    border-bottom: 1px solid #eee;
}

.dropdown-profile img {
    width: 64px;
    height: 64px;
    border-radius: 50%;
}

.profile-info {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.profile-name {
    font-size: 16px;
    font-weight: bold;
}

.profile-subs {
    font-size: 12px;
    color: #777;
}

.profile-actions {
    margin-top: 8px;
    display: flex;
    gap: 6px;
}

.btn-gray {
    display: inline-block;
    padding: 6px 12px;
    border: 1px solid #ccc;
    background: linear-gradient(#f8f8f8, #e8e8e8);
    color: #333;
    font-size: 12px;
    font-weight: bold;
    text-decoration: none;
    border-radius: 2px;
}

.btn-gray:hover {
    background: linear-gradient(#fff, #ddd);
}

.dropdown-channel-list {
    padding: 12px 16px;
    border-bottom: 1px solid #eee;
}

.channel-item {
    display: flex;
    gap: 10px;
    align-items: center;
}

.channel-item img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
}

.channel-info {
    display: flex;
    flex-direction: column;
}

.channel-name {
    font-size: 14px;
    font-weight: bold;
}

.channel-subs {
    font-size: 12px;
    color: #777;
}

.other-accounts-bar {
    padding: 8px 16px;
    background: #fafafa;
    border-bottom: 1px solid #eee;
    font-size: 12px;
    color: #777;
}

.dropdown-footer {
    display: flex;
    justify-content: space-between;
    padding: 12px 16px;
}

#yt-masthead-signin {
    display: flex;
    align-items: center;
    width: 100%;
    gap: 10px;
}

#upload-btn,
.yt-uix-button {
    padding: 7px 14px;
    text-decoration: none;
    border-radius: 2px;
    font-size: 12px;
    font-weight: bold;
}

#upload-btn {
    border: 1px solid #ccc;
    background: linear-gradient(#f8f8f8, #e8e8e8);
    color: #333;
}

.yt-uix-button-primary {
    background: #167ac6;
    border: 1px solid #126db3;
    color: white;
}