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

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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 List | ÇÑ×ÓÊÓƵ

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Events List

naturecamp2
Jul 15–Jul 17, 2025

Preserve | Nature Camp | Week 6: Water Wonder

9:00 am–4:00 pm
Bunker Interpretive Center
Explore nature, play games, and get creative!
The January Series in July logo
Jul 16, 2025

January Series in July - 40 Years at the Calvin Ecosystem Preserve and Native Gardens

12:00 pm
The Calvin Ecosystem Preserve & Native Gardens conserves, restores and interprets native ecosystems to inspire people to value and protect the wonder of creation. As summer blooms, we'll highlight the Preserve's 40-year impact sharing stories and milestones. *The January Series in July is pre-recorded and shared online to our viewers.
Four students wearing backpacks walk together on the path through ÇÑ×ÓÊÓƵ's campus.
Jul 18, 2025

Summer Visit Day

9:30 am–1:00 pm
Spoelhof University Center
Discover Calvin and our beautiful 400-acre campus this summer!
naturecamp3
Jul 22–Jul 24, 2025

Preserve | Nature Camp | Week 7: Natural Communities

9:00 am–4:00 pm
Bunker Interpretive Center
Explore nature, play games, and get creative!
White text on maroon background, reading Happy Hour at New Holland Beer Garden
Jul 22, 2025

West Michigan Young Alumni Network Happy Hour at New Holland Brewing Co.

6:30 pm–8:30 pm
A Tuesday evening with young alums!
The January Series in July logo
Jul 23, 2025

January Series in July - Behind the scenes at the Grand Rapids Public Museum Archives

12:00 pm
Join us for a behind-the-scenes visit to the Grand Rapids Public Museum archives. Hear from the archivists in their area of specialty, discover hidden gems in the museum's collection, and experience the rich history of the collection. From dugout canoes to mastodons to Santa's Rocket Express, it's all there. *The January Series in July is pre-recorded and shared online to our viewers.
White text on maroon background, reading Salt Lake City Alumni Event
Jul 25, 2025

Salt Lake City Alumni Event

5:30 pm–7:00 pm
Join alumni & friends in Salt Lake City!
Jul 26, 2025

CPI Family & Friends Picnic

12:00 pm–2:00 pm
Seminary Student Center
naturecamp4
Jul 29–Jul 31, 2025

Preserve | Nature Camp | Multigenerational Outside Art!!

9:00 am–4:00 pm
Bunker Interpretive Center
Here's one for kids of ALL ages!
Knights at Broadway GR presents: Hamilton
Jul 31, 2025

Hamilton with Broadway GR (Sold Out)

7:30 pm–10:30 pm
Do not throw away your shot!