feat

src/styles/partials/mixins/_alert.scss

@@ -0,0 +1,14 @@
+@mixin alert-variant-pc($background, $border, $color) {
+  color: $color;
+  border-color: $border;
+  hr {
+    border-top-color: darken($border, 5%);
+  }
+
+  .alert-link {
+    color: darken($color, 10%);
+  }
+}
+.swal-footer {
+  text-align: center;
+}