@charset "utf-8";

article{
	clear:both;
	position:relative;
}
a{
	font-size:16px:
}
p{
	font-size:16px;
	text-align:center;
}
h1, h2, h3{
	text-align:center;
	padding:0px;
	margin:15px 0px 0px 0px;	/*上下　左右*/
}
h1{
	font-size:24px;
	margin-top:20px;
}
h2{
	font-size:20px;
}
h3{
	font-size:18px;
}
.topic{
	display:flex;
	flex-wrap:wrap;
	justify-content:center;
}

.quad{
	border:1px solid #000000;
	border-radius:10px;
	margin:20px;
	width:40%;
	box-shadow:0px 3px 2px 0px #8eff2a;	/*キミドリ*/
}
.quad p{
	padding:0px 10px;	/*上下　左右*/
}
.quad:hover{
	transition-duration:0.5s;
	transform:translate(0px,-7px);
	box-shadow:0px 7px 2px 0px #2ed9ff;	/*水色*/
}

.triple{
	border:1px solid #000000;
	border-radius:10px;
	margin:10px;
	width:28%;
	box-shadow:0px 3px 2px 0px #8eff2a;	/*キミドリ*/
}
.triple:hover{
	transition-duration:0.5s;
	transform:translate(0px,-7px);
	box-shadow:0px 7px 2px 0px #2ed9ff;	/*水色*/
}
.triple p{
	padding:5px 10px;	/*上下　左右*/
}

.leftSide, .center{
	width:88%;
	margin:5px 6%;		/*上下　左右*/
	border:1px solid #000000;
	border-radius:10px;
	box-shadow:0px 3px 2px 0px #8eff2a;	/*キミドリ*/
}
.leftSide p{
	text-align:left;
	padding:3px 15px 6px 15px;	/*上　右　下　左*/
}
.center p{
	padding:3px 15px 6px 15px;	/*上　右　下　左*/
}
.center-middle{
	width:650px;
	margin-left:calc((100% - 650px) / 2);
	padding:3px 15px 6px 15px;	/*上　右　下　左*/
	border:1px solid #000000;
	border-radius: 5px;
	box-shadow:0px 3px 2px 0px #8eff2a;	/*キミドリ*/
}


/*画面幅が1440以上の場合*/
@media(min-width:1440px){
	a, p{
		font-size:20px;
	}
	h1{
		font-size:28px;
		margin-top:30px;
	}
	h2{
		font-size:24px;
	}
	h3{
		font-size:22px;
	}
}

/*画面幅が910px以下の場合*/
@media(max-width:910px){
	.logo{
		margin-left:calc((100% - 350px) / 2);
	}
	nav{
		width:100%;
	}
	.topic{
		flex-direction:column;
		justify-content:center;
	}
	.quad, .triple{
		width:70%;
		margin-left:15%;
	}
	.leftside, .center-middle{
		width:90%;
		margin-left:5%;
	}
}

/*画面幅が650以下の場合*/
@media(max-width:650px){
	.quad, .triple{
		width:90%;
		margin-left:5%;
	}
}