header{
	/*background: url("../img/bg/bg_edvocator_preschool_2000x1000.jpg");
	background: url("../img/bg/bg_edvocator_preschool_1200x900.jpg"); */
	background: url("../img/bg/bg_edvocator_preschool_3000x1450.jpg");
	background-size: cover;
    background-repeat: no-repeat;
	border-bottom: 1px dashed blue;
}