* You can read more about it in the docs for [Declare Request Example Data](https://fastapi.tiangolo.com/tutorial/schema-extra-example/).
* The attribute `schema_extra` for the internal class `Config` has been replaced by the key `json_schema_extra` in the new `model_config` dict.
    * You can read more about it in the docs for [Declare Request Example Data](https://fastapi.tiangolo.com/tutorial/schema-extra-example/).

.5);\n      }\n    }\n  }\n}\n\n// Button sizes\n@mixin button-size($padding-y, $padding-x, $font-size, $line-height, $border-radius) {\n  padding: $padding-y $padding-x;\n  @include font-size($font-size);\n  line-height: $line-height;\n  // Manually declare to provide an override to the browser default\n  @include border-radius($border-radius, 0);\n}\n",".fade {\n  @include transition($transition-fade);\n\n  &:not(.show) {\n    opacity: 0;\n  }\n}\n\n.collapse {\n  &:not(.show) {\n    display: none;\n...