bootstrap 4 beta 2

Bootstrap 4 beta 2

4 beta 2/scss/_alert.scss

@@ -0,0 +1,56 @@
+//
+// Base styles
+//
+
+.alert {
+  padding: $alert-padding-y $alert-padding-x;
+  margin-bottom: $spacer-y;
+  border: $alert-border-width solid transparent;
+  @include border-radius($alert-border-radius);
+}
+
+// Headings for larger alerts
+.alert-heading {
+  // Specified to prevent conflicts of changing $headings-color
+  color: inherit;
+}
+
+// Provide class for links that match alerts
+.alert-link {
+  font-weight: $alert-link-font-weight;
+}
+
+
+// Dismissible alerts
+//
+// Expand the right padding and account for the close button's positioning.
+
+.alert-dismissible {
+  padding-right: ($alert-padding-x * 2);
+
+  // Adjust close link position
+  .close {
+    position: relative;
+    top: -.125rem;
+    right: -$alert-padding-x;
+    color: inherit;
+  }
+}
+
+
+// Alternate styles
+//
+// Generate contextual modifier classes for colorizing the alert.
+
+.alert-success {
+  @include alert-variant($alert-success-bg, $alert-success-border, $alert-success-text);
+}
+.alert-info {
+  @include alert-variant($alert-info-bg, $alert-info-border, $alert-info-text);
+}
+.alert-warning {
+  @include alert-variant($alert-warning-bg, $alert-warning-border, $alert-warning-text);
+}
+.alert-danger {
+  @include alert-variant($alert-danger-bg, $alert-danger-border, $alert-danger-text);
+}