Learn more about some miscellaneous styling features used in STULO.
STULO adds additional spacing variables to existing Bootstrap spacing ranging between values 0 and 25
Spacing variables mentioned above can also be used for column gutters. More information regarding Bootstrap gutters can be found on Bootstrap docs
In order to display a high resolution image on devices with retina display, you need two versions of the image. One with regular size and another with twice its size. The high resolution one should have the exact same name with @2x at the end.