1. img{ designates the html element to apply the style to

2. boarder:5px solid black; This will change the boarder of the image to be solid black. The border shorthand property sets all the border properties in one declaration.

3. } ends the stylings applied to img

4. img:hove{ designates the html and css element to apply

5. Transform:rotate(360deg); This will rotate the image of the dog. The transform property applies a 2D or 3D transformation to an element. This property allows you to rotate, scale, move, skew, etc., elements.

6. Transition:2s; Will set the amount of time it will take for the action to occurs. The transition property is a shorthand property for the four transition properties: transition-property, transition-duration, transition-timing-function, and transition-delay.

7. } ends the hover stylings applied to img