silverstripe-cms/css/ModelAdmin.css

body.ModelAdmin #left {
	width: 250px;
}

body.ModelAdmin #Form_AddForm fieldset {
	float: left;
}

body.ModelAdmin #Form_AddForm #ClassName {
	margin: 0;
	padding: auto;
	width: auto;
}

body.ModelAdmin #Form_AddForm #ClassName label {
	display: none;
}

body.ModelAdmin #SearchForm_holder,
body.ModelAdmin #AddForm_holder {
	padding: 1em;
}

body.ModelAdmin #SearchForm_holder {
	overflow: auto;
	height: 300px;
}