Each element on the layout has a Properties box which allows you to modify its settings or delete it from the layout.
100% Browser Zoom
If you lower the browser zoom setting on your device, it may affect your layout when viewing and printing.
Having trouble resizing your logo?
Click on the logo image to bring up the Properties: Image box and set a specific Width and Height for the image. You can set one of these values to the size you want and click the Auto checkbox on the other value to automatically adjust to maintain the original aspect ratio of the image.