# Background color.

Use:

• bg-{color} - utility for background color.
• bg-{color}-alpha-{opacity} - utility for background color opacity.
• bg-{color_1}-{color_2} - utility for gradient.

# Background size

Use:

• bg-{size} - utility for background size
• Values: cover, contain

# Background attachment

Use:

• bg-{attach} - utility for background attachment
• Values: fixed, scroll

# Background repeat

Use:

• bg-repeat - utility for background repeat.
• bg-repeat-{axis} - utility for background repeat on axis.
• .bg-no-repeat: class for no repeat background.

# Background position

Use:

• bg-{side} - utility for background position.

Where sides is one of:

• top - set background position to top.
• right - set background position to right.
• bottom - set background position to bottom.
• left - set background position to left.
• top-left - set background position to top-left angle.
• bottom-left - set background position to bottom-left angle.
• top-left - set background position to top-left angle.
• top-right - set background position to top-right angle.
• top-center - set background position to center.