.ts-banner-1 .box-content {background-color: #ffffff;}
.ts-banner-2 .box-content {background-color: #ffffff;}
.ts-banner-3 .box-content {background-color: #f3f2f5;}
Find them all
Set
Projection.ts-banner-4 .box-content {background-color: #ffffff;}
.ts-banner-5 .box-content {background-color: #ffffff;}