@charset "utf-8";

/*--------------------------------------------------------------
.singleColumnArea
--------------------------------------------------------------*/

.singleColumnArea {
    max-width: 100%;
    width: 1270px;
    margin: 0 auto;
    display: flex;
}
.singleColumnArea img {
    max-width: 900px;
}

#mainArea {
    flex-basis: 70%;
    margin: auto 2%;
}

#rtoc-mokuji-wrapper {
    margin: 5rem auto;
}

@media (max-width: 768px) {
    .singleColumnArea {
        display: flex;
        flex-direction: column;
    }
    .singleColumnArea img {
        max-width: 100%;
    }
    
    #mainArea {
        flex-basis: 100%;
        margin: auto 5%;
    }
    
    #rtoc-mokuji-wrapper {
        margin: 2rem auto;
    }
}

/*--------------------------------------------------------------
#articleMainTitle
--------------------------------------------------------------*/

@media (max-width: 768px) {
    #articleMainTitle {
        margin: auto 5%;
    }
}

/*--------------------------------------------------------------
#thumbnail
--------------------------------------------------------------*/

#thumbnail {
    padding-top: 0;
}

.thumbnailArea {
    max-width: 100%;
    text-align: center;
}
.thumbnailArea img {
    width: 100%;
}

@media (max-width: 768px) {
    .thumbnailArea {
        max-width: 100%;
        text-align: center;
        margin: 0 5%;
    }
}

/*--------------------------------------------------------------
#article
--------------------------------------------------------------*/

#article h2, h3 {
    margin: 3rem auto 1rem auto;
}

#article h2 {
    font-size: 2rem;
    border-left: 10px solid #3f9cff;
    padding-left: 15px;
}
#article h3 {
    font-size: 1.5rem;
}

#article th {
    text-align: center;
}

.columnBorder {
    border: 1px solid #3f9cff;
    margin-bottom: 1rem;
    padding: 1rem;
}

/*--------------------------------------------------------------
.balloon-box
--------------------------------------------------------------*/

.balloon-box {
	overflow: hidden;
	margin: 3rem 0;
}
.balloon-box:last-of-type {
	margin: 0 0 1.7rem;
}
.balloon-icon {
	width: 90px;
	text-align: center;
	line-height: 1rem;
}
.balloon-icon img {
	width: 90px;
	height: auto;
}
.balloon-icon span {
    font-size: 13px;
}
.balloon-left .balloon-icon {
	position: relative;
	float: left;
	margin:0 -90px 0 0;
}
.balloon-left .balloon-serif {
	position: relative;
	float: left;
	margin: 0 90px 0 110px;
	padding: 10px 0 0;
}
.balloon-left .balloon-serif:before, .balloon-left .balloon-serif::before {
	position: absolute;
	content: "";
	top: 20px; left: -10px;
	width: 0; height: 0;
	border-style: solid;
	border-width: 10px 10px 0 0;
	border-color: transparent #eeeeee transparent transparent;
	z-index: 1;
}
.balloon-left .balloon-serif .balloon-content {
	position: relative;
	padding: 0.5rem 1rem;
	line-height: 1.5rem;
	background: #eeeeee;
	border-radius: 6px;
	z-index: 2;
}
.balloon-right .balloon-icon {
	position: relative;
	float: right;
	margin: 0 0 0 -90px;
}
.balloon-right .balloon-serif {
	position: relative;
	float: right;
	margin: 0 110px 0 90px;
	padding: 10px 0 0;
}
.balloon-right .balloon-serif:before, .balloon-right .balloon-serif::before {
	position: absolute;
	content: "";
	top: 20px; right: -10px;
	width: 0; height: 0;
	border-style: solid;
	border-width: 10px 0 0 10px;
	border-color: transparent transparent transparent #eeeeee;
	z-index: 1;
}
.balloon-right .balloon-serif .balloon-content {
	position: relative;
	padding: 0.5rem 1rem;
	line-height: 1.5rem;
	background: #eeeeee;
	border-radius:6px;
	z-index:2;
}

/*--------------------------------------------------------------
# sidebar
--------------------------------------------------------------*/

#sidebar {
    flex-basis: 30%;
    margin-top: 3rem;
}

@media (max-width: 768px) {
    #sidebar {
        margin: auto 5%;
    }
}

/*--------------------------------------------------------------
.archive
--------------------------------------------------------------*/

.archive {
    text-align: center;
    margin-bottom: 60px;
  }
  .archive ul {
    border-bottom: solid  1px #777;
  }
  .archive li {
    font-size: 0.875rem;
    border-top: solid  1px #777;
    padding: 20px;
    text-align: left;
  }