, but this code // executes before the first paint, when

ÃÛÌÒapp

is not yet present. The // classes are added to so styling immediately reflects the current // toolbar state. The classes are removed after the toolbar completes // initialization. const classesToAdd = ['toolbar-loading', 'toolbar-anti-flicker']; if (toolbarState) { const { orientation, hasActiveTab, isFixed, activeTray, activeTabId, isOriented, userButtonMinWidth } = toolbarState; classesToAdd.push( orientation ? `toolbar-` + orientation + `` : 'toolbar-horizontal', ); if (hasActiveTab !== false) { classesToAdd.push('toolbar-tray-open'); } if (isFixed) { classesToAdd.push('toolbar-fixed'); } if (isOriented) { classesToAdd.push('toolbar-oriented'); } if (activeTray) { // These styles are added so the active tab/tray styles are present // immediately instead of "flickering" on as the toolbar initializes. In // instances where a tray is lazy loaded, these styles facilitate the // lazy loaded tray appearing gracefully and without reflow. const styleContent = ` .toolbar-loading #` + activeTabId + ` { background-image: linear-gradient(rgba(255, 255, 255, 0.25) 20%, transparent 200%); } .toolbar-loading #` + activeTabId + `-tray { display: block; box-shadow: -1px 0 5px 2px rgb(0 0 0 / 33%); border-right: 1px solid #aaa; background-color: #f5f5f5; z-index: 0; } .toolbar-loading.toolbar-vertical.toolbar-tray-open #` + activeTabId + `-tray { width: 15rem; height: 100vh; } .toolbar-loading.toolbar-horizontal :not(#` + activeTray + `) > .toolbar-lining {opacity: 0}`; const style = document.createElement('style'); style.textContent = styleContent; style.setAttribute('data-toolbar-anti-flicker-loading', true); document.querySelector('head').appendChild(style); if (userButtonMinWidth) { const userButtonStyle = document.createElement('style'); userButtonStyle.textContent = `#toolbar-item-user {min-width: ` + userButtonMinWidth +`px;}` document.querySelector('head').appendChild(userButtonStyle); } } } document.querySelector('html').classList.add(...classesToAdd); })(); Events Calendar | ÃÛÌÒapp

ÃÛÌÒapp

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Events Calendar

Map of calvin university.
Nov 17–Feb 21, 2026

ÃÛÌÒapp Architectural History

Center Art Gallery
Free
Explore ÃÛÌÒapp’s architectural history and future through this Center Art Gallery exhibition.
Preserve Art Workshop header
Dec 06, 2025

Preserve | Art Workshop

2:00 pm–4:00 pm
Bunker Interpretive Center
Join Us for Creative Exploration!
Dec 06, 2025

Men's Basketball vs UW-Oshkosh

3:00 pm–5:00 pm
Van Noord Arena Main Gym
All Creation Waits header
Dec 06, 2025

Preserve | All Creation Waits

4:00 pm–6:00 pm
Bunker Interpretive Center
Celebrate Advent @ the Preserve with Gayle Boss!
Dec 06, 2025

Women's Basketball vs UChicago

5:00 pm–7:00 pm
Van Noord Arena Main Gym
chris renzema tour poster
Dec 06, 2025

Chris Renzema

8:00 pm–11:00 pm
University Chapel
Join us for Chris Renzema's "Christmas in the Midwest" tour in the University Chapel! Doors at 7pm, show at 8pm