@media screen and (min-width: 500px){
/* 	共通 */
	body{min-width:500px;}
	header{height: 200px;}
	@media screen and (min-width: 500px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
	@media screen and (min-width: 600px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
}
@media screen and (min-width: 900px){
/* 	共通 */
	body{min-width:900px;}
	@media screen and (min-width: 900px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
	@media screen and (min-width: 1000px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
}
@media screen and (min-width: 1300px){
/* 	共通 */
	body{min-width:1300px;}
	
	@media screen and (min-width: 1300px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
	@media screen and (min-width: 1400px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
}
@media screen and (min-width: 1700px){
/* 	共通 */
	body{min-width:1700px;}
	@media screen and (min-width: 1700px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
	@media screen and (min-width: 1800px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
}
@media screen and (min-width: 1900px){
/* 	共通 */
	body{min-width:1900px;}
	@media screen and (min-width: 1900px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
	@media screen and (min-width: 2000px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
}
@media screen and (min-width: 2700px){
/* 	共通 */
	body{min-width:2700px;}
	@media screen and (min-width: 2700px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
	@media screen and (min-width: 3000px){
		#btn_to_caution{
			left:30px;
			top:430px;
		}
		#btn_init_cnf{
			left:170px;
			top:430px;
		}
	}
}