.maindesign #main {
	box-sizing: border-box;
	font-size: 16px;
}
.maindesign .img_container img {
	width: 100%;
	height: auto;
}
.maindesign .title_container {
	position: relative;
	width: 870px;
}
.maindesign .title_inner {
	position: absolute !important;
	transform: translateY(-50%);
	top: 50%;
	width: 100%;
	text-align: center;
	font-size: 4em;
	font-weight: bold;
	color: #fff;
	text-shadow: 1px 1px 3px #000;
}

@media screen and (max-width:767px) {
	.maindesign .title_container {
		width: 100%;
	}
	.maindesign .title_inner {
		font-size: 10vw;
	}
}

.maindesign .hold_container {
	margin: 50px 0;
}
.maindesign .hold_container .img_container {
	width: 100%;
	height: auto;
	margin-bottom: 30px;
}

@media screen and (max-width:767px) {
	.maindesign .hold_container {
		margin: 30px 0;
	}
	.maindesign .hold_container .img_container {
		margin-bottom: 15px;
	}
}

.maindesign .finished_container {
	margin: 50px 0;
}
.maindesign .recently_container {
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
	margin: 0 auto 50px;
}
.maindesign .finished_container .img_container {
	width: 48%;
	margin-bottom: 30px;
}
.maindesign .past_container {
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
}
.maindesign .past_container:after {
	content: '';
	display: block;
	height: 0;
	width: 32%;
}
.maindesign .past_container .img_container {
	width: 32%;
	margin-bottom: 15px;
}

@media screen and (max-width:767px) {
	.maindesign .finished_container {
		margin: 30px 0;
	}
	.maindesign .recently_container {
		margin: 0 auto 30px;
		width: 100%;
	}
	.maindesign .finished_container .img_container {
		width: 100%;
	}
	.maindesign .past_container {
		width: 100%;
	}
	.maindesign .past_container:after {
		width: 48%;
	}
	.maindesign .past_container .img_container {
		width: 48%;
	}
}

.maindesign .relation {
	display: flex;
	justify-content: space-between;
	flex-wrap: wrap;
}
.maindesign .relation .img_container {
	width: 48%;
	margin-bottom: 30px;
}
.maindesign .relation .img_container:after {
	content: '';
	display: block;
	height: 0;
	width: 48%;
}
@media screen and (max-width:767px) {
	.maindesign .relation .img_container {
		width: 100%;
		margin-bottom: 15px;
	}
	.maindesign .relation .img_container:after {
		display: none;
	}
}