#block-custom3ctas { 
  --h3-text-transform: uppercase; 
  --body-font-color: #000000; 
  --body-text-align: center; 
  --button-style: hollow; 
  --button-background-color: transparent; 
  --button-background-color-hover: transparent; 
  --background-style: solid; 
  --background-color: #ffffff; 
}