MediaWiki:Common.css

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/* CSS placed here will be applied to all skins */
.mw-logo-wordmark {
    display: none;
}

.mw-logo-container {
    display: flex;
    width: 220px;
}

.mw-logo-icon {
    width: 200px;
    height: 55px;
    max-width: none;
    object-fit: contain;
}

/* Force Sidebar to remain permanently open */
.vector-sidebar-collapse-button,
.vector-main-menu-action-button {
    display: none !important;
}
.vector-sidebar {
    display: block !important;
}