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 severe compression fracture may be such that the spinal cord or nerve roots are involved, as they are draped over the sudden angulation of the spine. This may cause severe pain, a hunched forward deformity (kyphosis) and rarely neurologic deficit from spinal cord compression. Risks - Osteoporosis - Trauma.