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.
Fractures of the femoral neck - far more common in the elderly. Fractures of the femoral shaft and supracondylar fractures - usually caused by violent trauma and most often occur in adolescents and young adults. Femoral stress fractures - partial-thickness fractures, most commonly affecting the femoral neck. They are chronic overuse injuries and tend to be seen in those who take part in physical activity. They may progress to full fractures.