14.2.1 Background properties: 'background-color', 'background-image', 'background-repeat', 'background-attachment', 'background-position', and 'background'. This property sets the background color of an element, either a <color> value or the keyword 'transparent', to make the underlying colors shine through.
1 A spiral fracture happens when the break spirals around the bone, which can happen if the bone is twisted. 2  A compression fracture happens when vertebrae in the spinal column are pushed together in an accident or because of osteoporosis.
A compression fracture of the lumbar (lower) spine. Axial burst fracture. In this type of fracture, the vertebra loses height on both the front and back sides. It is often caused by landing on the feet after falling from a significant height.