Keyword Analysis & Research: why my background image is not showing in css

Keyword Analysis

Keyword	CPC	PCC	Volume	Score	Length of keyword
why my background image is not showing in css	0.1	0.8	4738	68	45
why	0.69	0.6	15	46	3
my	0.76	0.8	1799	61	2
background	1.32	0.9	354	36	10
image	0.72	0.7	28	54	5
is	1.04	1	1200	38	2
not	0.17	0.3	7884	95	3
showing	1.29	0.4	3864	83	7
in	1.17	0.8	5969	80	2
css	1.35	0.2	615	16	3

Keyword	CPC	PCC	Volume	Score
why my background image is not showing in css	1.86	0.1	7874	98