.certifi_big { text-align: left; width: 33.33%; font-size: 0.9em; }
.certifi_big > div:nth-child(1) { border: 1px solid #c3c3c3; display: inline-flex; text-align: center; justify-content: center; transition: all 0.3s; cursor: pointer; background: #fff; margin: 28px; margin-left: 0; }
.certifi_big > p { font-size: 14px; }
.certifi_big > div > img { width: 100%; }
.certifi_big > div:hover > img { transition: all 0.3s; filter: brightness(0.5); }
.certifi_big > div:hover > div { opacity: 1; transform: translate(0,-50%); } 

.certifi_title { color: #191919; font-weight: bold; line-height: 74px; margin-bottom: 30px; margin-left: -7px; }
.certifi_title_sub { font-size: 15pt; color: #737373; font-weight: 400; line-height: 30px; }

.certifi2_section { display: flex; width: 100%; height: 170px; justify-content: space-between; }
.certifi2_section > img { width: 14%; object-fit: contain; }

.content_right > div:nth-child(3) {
    background: url('../source/certifi/클린룸사진.jpg') no-repeat center / cover;
    height: 345px;
	margin: 30px 40px 0 40px;
}

.modal {
	position: fixed;	
	width: 100%; height: 100%;
	background: rgba(0,0,0,.6);
	top:0; left:0;
	display: none;
	z-index: 100000000 !important;
	text-align: center;
	transform: translate3d(0,0,0);
	-webkit-transform: translateZ(0);
	overflow: hidden;
}

.modal_content > img { height: 100vmin; box-sizing: border-box; position: absolute; left:50%;top:50%; transform: translate(-50%,-50%); padding: 15px 0 15px 0; cursor: pointer; }


#small_menu_1:checked ~ div { height: 200px; transition: 0.4s all; }


#small_menu_2:checked ~ div { height: 200px; transition: 0.4s all; }

.certifi_big > div { position: relative; }
.view_btn { position: absolute; top: 50%; transform: translateY(50px); opacity: 0; transition: all 0.3s; }
.view_btn > img { width: 50px; }
.view_btn > p { color: white; font-size: 20px; }

@media screen and (max-width: 1220px) {
	.content_title { font-size: 30px; }
	.certifi_title { font-size: 30px; margin-bottom: 20px; margin-top: -30px; }
	.content_right { margin-left: 12px !important; margin-right: 12px !important; margin-bottom: 30px; }
	.certifi_big { width: 48%; margin: 0; }
	.content_right > div:nth-child(3) { justify-content: space-around !important; margin: 30px 0 0 0; height: 270px; }
	.certifi_title { margin-left: 0px; }
	.content_right > div:nth-child(2) { justify-content: space-evenly !important; }
	.certifi_big > div:nth-child(1) { margin: 12px; margin-left: 12px; }
	.certifi_big > p { margin-left: 6px; }
	.modal_content > img { max-height: calc(100% - 50px); max-width: calc(100% - 50px); height: auto; width: auto; }
	.content { padding: 30px 0 0 0 !important; }
	.certifi_title > p > h { left: 0px !important; }
}