CSS Interlaced color change

#list1 Li:nth-of-type (odd) {background: #00ccff;} Odd rows
#list1 Li:nth-of-type (even) {background: #ffcc00;} Even rows
#list2 Li:nth-child (4n+1) {background: #00ccff;} Use this style every 4 (including fourth) from the beginning of the first line
#list00000 Li:nth-child (4n+2) {background: #090;} From the second line, count each of the 4 (including the fourth) using the secondary style
#list00000 Li:nth-child (4n+3) {background: #009;} From the third line, count each of the 4 (including the fourth) using the secondary style
#list00000 Li:nth-child (4n+4) {background: #990;} From line fourth, count every 4 (including fourth) to use a secondary style

CSS Interlaced color change