Background gradient utilities
background utility --> .bg-success
background gradient utility --> .bg-success bg-gradient
background utility --> .bg-warning
background gradient utility --> .bg-warning bg-gradient
background utility --> .bg-info
background gradient utility--> .bg-info bg-gradient
background utility --> .bg-dark
background gradient utility --> .bg-dark bg-gradient
background utility --> .bg-primary
background gradient utility--> .bg-primary bg-gradient
background utility --> .bg-light
background gradient utility--> .bg-light bg-gradient
background utility --> .bg-secondary
background gradient utility--> .bg-secondary bg-gradient
background utility --> .bg-body
background gradient utility--> .bg-black bg-gradient
background utility --> .bg-danger
background gradient utility--> .bg-danger bg-gradient