Fixed positioning to avoid the use of float which was problematic in Firefox.
The current solution uses absolute positioning.
Extra padding has been added to the label next to it to avoid the text to overlap.
Change-Id: I82c69fa524f05262b60928fc4ba09104c6d05c2c
Setting a fixed height was preventing some scripts to be properly displayed.
Scripts with higher line length got cropped.
Change-Id: I7efef3acd34b0b98ce8719f508980501d306fd9e
CSS adjustments to visually distinguish settings sections from the
settings panel. Sections in the left use a light gray background to
provide contrast with the specific settings of each category.
Change-Id: Ie56020d6b8886cb9296f9ac9defe6ad81a6cc184