rkrevolution

CSS-Only Calendar Layout [CSS Grid]

A Pen by Una Kravets on CodePen.

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rkrevolution

/**
 * Shifts every event in a given Google Calendar back by exactly one day (24h).
 * - Automatically detects the true min/max date range of existing events.
 * - Includes a DRY_RUN mode so you can preview changes before applying.
 */
function shiftCalendarEventsBackOneDay_AutoRange() {

  /** 
   * 1. REQUIRED: Replace this with the Calendar ID you want to modify.
   *    You can find it under Google Calendar → Settings → "Calendar ID"