xlb-main-login/src/theme/default.json

``` yarn install ```

{
  "primary-color": "#de1f26",
  "link-color": "#de1f26",
  "border-radius-base": "2px",
  "backgroundcolor": "#de1f26",
  "layout-color": "#de1f26",
  "form-vertical-label-margin": "10px",
  "form-item-label-colon-margin-right": "18px",
  "heading-color":"#353535",
  "text-color":"#353535"
}