, 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); })(); Northern Michigan Adventure: Thu, Aug 21 - Thu, Aug 28 2025, All day | Âé¶¹Çø

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Northern Michigan Adventure

  • Thu, Aug 21–Thu, Aug 28, 2025
$699

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Michigan+trip
More info coming soon! Wilderness Trips are for new students starting Fall 2025.
Register Now

Location: Sleeping Bear National Lakeshore; Manitou Islands

Adventure Activities: Hiking, Paddle Boarding, River Canoeing, Cycling, and Beach/Dunes Exploration

Adventure difficulty level: Introductory

Dates: August 21-28

Cost: $699

Students that select this course will enjoy a full exploration of the Sleeping Bear Sand Dunes National Lakeshore. This course features, river canoeing, paddleboarding, cycling, hiking, exploration of historic villages, and plenty of beach time in what has been awarded America’s Most Beautiful Place. Students will basecamp for the week on the Heritage Cycle Path in the heart of Sleeping Bear National Lakeshore. You'll experience dunes, coastal trails, beautiful beaches, and manageable daily hiking distances.

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