@CHARSET "UTF-8";
#content{
	display: flex;
	flex-direction: column;
	justify-content: space-around ;
	align-items: center;
	width: 100vw;
	min-height: calc(100vh - 180px);
	background: black;
}

#logo_head img{
	width: 8vw;
	height: 8vw;
	margin-top: 8vh;
	margin-bottom: 3vh;
}

#logo_tail img{
	width: 8vw;
	height: 8vw;
	margin-top: 8vh;
	margin-bottom: 8vh;
}

.intro_item{
	width: 88vw;
	padding: 26px 32px 32px 32px;
	border-radius: 25px 25px 0 0;
	margin-top: 5vh;
}

.intro_tail{
	width: 88vw;
	padding: 0px 32px;
	height: 65px;
}

.intro_item div{
	width: 88vw;
	font-size: 36px;
	color: silver;
	font-weight: 100;
	line-height: 65px;
}

.intro_item img{
	width: 88vw;
	height: auto;
	margin-top: 32px;
}

#intro_item1{
	background: #131637;
}

#intro_item2{
	background: #20113f;
}

#intro_item3{
	background: #113f20;
}

#intro_item4{
	background: #3f1511;
}

#intro_tail1{
	background-image: linear-gradient(rgba(19,22,55,1), rgba(19,22,55,0));
}

#intro_tail2{
	background-image: linear-gradient(rgba(32,17,63,1), rgba(32,17,63,0));
}

#intro_tail3{
	background-image: linear-gradient(rgba(17,63,32,1), rgba(17,63,32,0));
}

#intro_tail4{
	background-image: linear-gradient(rgba(63,21,17,1), rgba(63,21,17,0));
}