@charset "UTF-8";

.contentpage .m_img_area {
	background-image: url("../images/perio/m_img@2x.jpg");
}
/* Mobile (Portrait)
------------------------------------------*/
@media only screen and (max-width: 767px) {
.contentpage .m_img_area {
	background-image: url("../images/perio/m_img_sp@2x.jpg");
}
}


/* chapter1
---------------------------------------------------------*/
#chapter1 .bg_nvy {
	color: #FFF;
}
.lead_title {
	text-align: center;
	font-size: min(2.5vw,187%);
	line-height: 1.5;
	letter-spacing: .15em;
	margin-bottom: 2em;
}
.lead_title .ft_ryo {
	font-size: 187%;
	white-space: nowrap;
	margin-bottom: .6em;
}
.lead_title .ft_ryo span {
	display: inline-block;
	background: url(../images/perio/icon-quote.svg), url(../images/perio/icon-quote-r.svg);
	background-repeat: no-repeat;
	background-position: left top, right top;
	background-size: 0.55em auto;
	font-size: 162%;
	padding: 0 .5em;
}
#chapter1 figure .ft_ryo_b {
	font-size: min(2.5vw,187%);
	line-height: 1.5;
	letter-spacing: .05em;
	margin-bottom: .6em;
}
#chapter1 figure .ft_ryo_b span {
	display: block;
	font-size: 134%;
}
#chapter1 .com_style2 dt {
	text-align: center;
	color: #FFF;
}
#chapter1 .com_flt .com_ccl_txt {
    font-size: min(2vw,134%);
}
/* PC,Tablet (Portrait)
------------------------------------------*/
@media only screen and (min-width: 768px) {
#chapter1 figure {
	max-width: 960px;
	display: grid;
	grid-template-columns: 65% 35%;
	margin: 0 auto 4%;
}
#chapter1 .com_style2 dt {
	line-height: 1.9;
	margin-bottom: 1em;
}
}
/* Mobile (Portrait)
------------------------------------------*/
@media only screen and (max-width: 767px) {
.lead_title {
	font-size: 120%;
	letter-spacing: .04em;
}
.lead_title .ft_ryo {
	font-size: 150%
}
#chapter1 figure .ft_ryo_b {
	text-align: center;
	font-size: 130%;
}
#chapter1 .com_flt .com_ccl_txt {
    font-size: 80%;
}
#chapter1 .com_flt dt {
	text-align: center;
}
}

/* chapter3
---------------------------------------------------------*/
#chapter3 .med_col_list > li:nth-of-type(2) {background-color: #EEF1F4;}
#chapter3 .med_col_list > li:nth-of-type(3) {background-color: #F7F1F0;}
#chapter3 .med_col_list > li:nth-of-type(3) dt {color: #B0726B;}

#chapter3 .med_col_list dt {
	font-size: min(1.8vw,125%);
}
#chapter3 .med_col_list dt span {
	display: block;
	font-size: 135%;
	margin-bottom: .2em;
}
/* PC,Tablet (Portrait)
------------------------------------------*/
@media only screen and (min-width: 768px) {
#chapter3 .med_check ul {
	max-width: 1130px;
	grid-template-columns: 44% 52%;
}
}
/* Mobile (Portrait)
------------------------------------------*/
@media only screen and (max-width: 767px) {
#chapter3 .med_col_list dt {
	font-size: 95%;
}
}

/* chapter4
---------------------------------------------------------*/
#chapter4 .med_point {
	border-radius: 0;
}

/* chapter5
---------------------------------------------------------*/
.med_point_list dt {
	text-align: center;
	font-size: 125%;
}
.med_point_list dt span {
	display: block;
	font-size: 125%;
}
.med_point_list .box_img::before {
	position: absolute;
	content: "";
	background: url("../images/perio/arrow.svg") no-repeat center center;
	background-size: 100% 100%;
	width: 3.2%;
	height: 15.2%;
	left: 108%;
	top: 50%;
	translate: -50% -50%;
}
.med_point_list > div:last-of-type .box_img::before {
	display: none;
}
/* Mobile (Portrait)
------------------------------------------*/
@media only screen and (max-width: 767px) {
.med_point_list > div {
	position: relative;
}
.med_point_list .box_img {
	position: static;
}
.med_point_list .box_img::before {
	rotate: 90deg;
	left: 50%;
	top: 100%;
	translate: -50% -25%;
}
}


/* chapter6
---------------------------------------------------------*/
#chapter6 .med_col_list > li {
	grid-row: span 3;
}
/* Mobile (Portrait)
------------------------------------------*/
@media only screen and (max-width: 767px) {

}