Usage

• When in month view, click a date to zoom into that day.
• When in week or day view, click and drag between timeslots to mark unavailable times. On mobile, double-tap and drag.
• Click a day's background, or the 'Select' button in headers, to select the day
• When a day is selected, press 'Copy unavailable' to copy unavailable times to clipboard
• Select days, then press 'Paste to selected days' to copy unavailable times from clipboard to those days