.banner{
	height: 6.74rem;
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center;
}

.section_block {
	
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center
}


.section_l1 {
	/* background-image: url(../images/project_01.fc3bd46c86.jpg) */
	height: 9.58rem;
}

.section_l2 {
	/* background-image: url(../images/project_02.4df4d8773a.jpg) */
	height: 12rem;
}

.section_l3 {
	/* background-image: url(../images/project_03.f465db9f65.png) */
		height: 9.58rem;
}