Status change order paid

[c64girl]

Prestashop 1.7.5.2 two statuses

1. Wire payment [send email with bank account]

2. My own status [set order as paid]

 

When i change status to status 2 [my own] the background of 'total' row in back office in orders is #fff

(in attachment)

 

Prestashop 1.7.8.5

1. Wire payment [send email with bank account]

2. My own status [set order as paid]

 

When i change status to status 2 [my own] the background of 'total' row in back office in orders is #70b580

 

Is this a bug or it should be like this?