.selector-for-some-widget {
	box-sizing: content-box;
}

.sidebar {
	width: 280px;
}

.main-content {
	min-height: 100vh;
}

.scrollable-checkbox-list {
	max-height: 300px;
	overflow-y: auto;
}

.my-form-btn {
	margin: 1ch;
	width: 100%;
}