Styling for Controls Component

Left to do:

[x] Give border to controls
[x] Reposition buttons so that select mood dropdown is above the caffeine levels
[x] Caffeine levels need some indication that they are caffeine buttons
[x] Reset and Show All button needs to be in a distinct position compared to other buttons
[x] Select mood dropdown should say 'Select Another Mood' when controls are visible

shannonmoranetz / mentalitea