```htmlMasteringLandscapePhotography:OpenClassPresentationbody{font-family:Arial,sans-serif;line-hei...
marginbottom: 20px;
marginbottom: 20px;
fontfamily: Arial, sansserif;
```html
```
marginbottom: 20px;
marginbottom: 20px;
fontfamily: Arial, sansserif;
```html
```