.EasyMDEContainer.b-markdown-invalid .editor-toolbar,
.EasyMDEContainer.b-markdown-invalid .CodeMirror,
.EasyMDEContainer.b-markdown-invalid .editor-preview-side,
.EasyMDEContainer.b-markdown-invalid .editor-preview-full,
.EasyMDEContainer.b-markdown-invalid .editor-statusbar {
    border-color: var(--b-theme-danger, #FF0000);
}

.EasyMDEContainer.b-markdown-valid .editor-toolbar,
.EasyMDEContainer.b-markdown-valid .CodeMirror,
.EasyMDEContainer.b-markdown-valid .editor-preview-side,
.EasyMDEContainer.b-markdown-valid .editor-preview-full,
.EasyMDEContainer.b-markdown-valid .editor-statusbar {
    border-color: var(--b-theme-success, #00FF00);
}