body{
	margin: 0 auto;
	padding: 0 0.3em;
	font-family: "ヒラギノ角ゴ Pro W3","Hiragino Kaku Gothic ProN","メイリオ",Meiryo,"MyYuGothicM",sans-serif;
	font-size: 14px;	
	font-weight: 600;
	color: #383838;
	max-width: 750px;
}
a {
	text-decoration:none;
}
img{
	width: 100%;
}
#yok-header{	
	width: 100%;	
	margin: 10px 0px;
	display: flex;
	justify-content: space-between;
	align-items: center;
}
.yok-logo img{
	max-height: 40px;
	width: 100%;
}
.yok-os{
	transition: all .2s;
	border-bottom: 2px solid #c7000b;
}
.yok-os a{
	line-height: 1.2em;
	color: #383838;
}
.yok-os a:hover{
	color: #f3980f;
	transition-duration: 0.3s;
}
#yok-footer{
	font-size: 12px;
	text-align: right;
}
@media screen and (max-width: 567px){
	#yok-footer {
		font-size: 1rem;
		font-size: 10px;
		text-align: center;
	}
}