html {
	font-size: 100%;
} /* font-size　16px*62.5%＝10px */
body {
    font-family: "Noto Sans JP", serif;
	-webkit-text-size-adjust:none;
    font-optical-sizing: auto;
	font-size: 1.0rem;
	width:100%;
	margin:auto;
	letter-spacing:1px;
	color:#212121;
	box-sizing: border-box;
}

/* hidden  */
@media (width > 981px )  {
    .hidden-pc{
        display: none;
    }
    .hidden-sp{
        display: block;
    }
    }
@media (width < 980px){
    .hidden-pc{
        display: block;
    }
    .hidden-sp{
        display: none;
    }
}
@media (width < 1440px){
}
@media (width < 520px){
}