@charset "UTF-8";
/*================================================
*  CSSリセット
================================================*/
html,body,div,span,object,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,abbr,address,cite,code,del,dfn,em,img,ins,kbd,q,samp,small,strong,sub,sup,var,b,i,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,figcaption,figure,footer,header,hgroup,main,menu,nav,section,summary,time,mark,audio,video{margin:0;padding:0;border:0;outline:0;font-size:100%;vertical-align:baseline;background:transparent;font-weight:normal;}body{line-height:1}article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section{display:block}ul{list-style:none}blockquote,q{quotes:none}blockquote:before,blockquote:after,q:before,q:after{content:none}a{margin:0;padding:0;font-size:100%;vertical-align:baseline;background:transparent}del{text-decoration:line-through}abbr[title],dfn[title]{border-bottom:1px dotted;cursor:help}table{border-collapse:collapse;border-spacing:0}hr{display:block;height:1px;border:0;border-top:1px solid #ccc;margin:1em 0;padding:0}input,select{vertical-align:middle}

/*================================================
*  一般・共通設定
================================================*/
html {
    font-size: 62.5%;
}
body {
    font-family: "小塚ゴシック Pro L","ヒラギノ角ゴ Pro W3","Hiragino Kaku Gothic Pro", "メイリオ", Meiryo, Osaka,"ＭＳ Ｐゴシック","MS PGothic",sans-serif;
    font-size: 2rem;
    line-height: 1.5;
    -webkit-text-size-adjust: 100%;
    
    color: #616161;
    background-color: #e6eae8;
    position: relative;
}
body::before {
    display: block;
    content: "";
    width: 100%;
    height: 65vh;
    background: url(../images/bg-min.jpg) center/cover;
    z-index: -1;
}

.wrapper {
    display: -webkit-flex;
    display: flex;
    flex-wrap: wrap;
}
.l_item:not(#header) {
    box-sizing: border-box;
    padding: 3vw;
}


#header,
.wrapper,
#footer {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;    
}

a {
    color: #ab2121;
    border-bottom: 1px solid #c7c7c7;
    text-decoration: none;
}
a:hover {
    border-bottom: 1px solid #0A0908;
}
a:visited {
    color: inherit;
}

.h1 {
    display: block;
    font-size: 2.4rem;
    padding: 1em;
    margin: -3vw;
    margin-bottom: auto;
    text-align: center;    
}
.h1:not(.post_title) {    
    color: #0A0908;
    border-bottom: 2px solid #0A0908;
}

small {
    font-size: .8em;
}

/*================================================
*  ヘッダー
================================================*/
#header {
    box-sizing: border-box;
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    padding: 1.5vw;
    background-color: #0A0908;
}
#sitetitle {
    font-size: 2.4rem;
}
#sitetitle a {
    color: #F2F4F3;
    border: none;
}

/*================================================
*  サイドバー
================================================*/
#sidebar {
    width: 35%;
    position: relative;
}
.menu_item {
    display: block;
    margin: 1.5em 0;
}

/*================================================
*  メイン
================================================*/
#main {
    display: block;
    position: relative;
    top: -10vh;
    width: 65%;
    margin: 0 auto;
    background-color: #F2F4F3;
    box-shadow: 0px 0px 15px rgba(0,0,0,0.1);
}
.post_main {
}
.post_title {
    color: #F2F4F3;
    background-color: #ab2121;
}

/*================================================
*  フッター
================================================*/
#footer {
    width: 100%; 
    background-color: #0A0908;
}
#copyright {
    display: block;
}


/*================================================
*  本文設定
================================================*/
section > * { margin: 2.5rem 0;}

/*見出しスタイル*/
section h1,
section h2 {
    color: #0A0908;    
}
section h2::before,
section h3,
section h4,
section h5 {
    color: #ab2121;    
}

section h1 { 
    font-size: 3.6rem;
    border-bottom: 1px solid #575757;
    padding: .25em .5em;
    margin-left: -3vw;
    margin-right: -3vw;
}
section h2 { 
    font-size: 2.8rem;
}
section h2::before {
    display: inline-block;
    content: "▼";
    transform: rotate(-90deg);
}

section h3 { font-size: 2.8rem;}
section h4 { font-size: 2.2rem;}
section h5 { font-weight: bold;}

/*テキストスタイル*/
section i, section b, section em, section a { margin: 0 .25em;}
section i { font-style: oblique;}
section b { font-weight: bold;}
section em { 
    background-color: #ccc;
    font-weight: bold;
}

/*リストスタイル*/
section ul, section ol { list-style-type: none;}
section ol { counter-reset: list;}
section ol li { counter-increment: list;}
section li {
    margin: .5em 0;
    padding-left: 1.5em;
}
section li::before {
    margin-right: 1em;
    color: #0A0908;    
}
section ul li::before {
    content: "●";
}
section ol li::before {
    content: counters(list, ".");
    font-weight: bold;
}

/*引用スタイル*/
section blockquote {
    position: relative;
    padding: 1.5em;
    overflow: hidden;
    padding-left: 8%;
    font-style: oblique;
}
section blockquote::before {
    display: block;
    position: absolute;
    content: "”";
    top: 0;
    left: 0;
    color: #ab2121;
    font: normal 500% "ＭＳ Ｐゴシック",sans-serif;
    line-height: 1;
}

/*テーブルスタイル*/
section table { 
    table-layout: fixed;
    width: 100%;
}
section td, section th{ 
    padding: .5em;
    text-align: center;
}
section th {
    color: #0A0908;
    font-weight: bold;
}
section tr:not(:last-child) {
    border-bottom: 1px solid #c7c7c7;
}

.post_main section:nth-child(n+2) {
    margin-top: 7.5rem;
}

/*================================================
*  ページナビ
================================================*/
.pagenav {
    position: fixed;
    box-shadow: 0px 0px 15px rgba(0,0,0,0.1);
    z-index: 1000;
}

#gotop {
    bottom: 5%;
    right: 5%;    
}
.pagenav_item {
    display: inline-block;
    padding: .25em .5em;
    color: #F2F4F3;
    background-color: #0A0908;
    font-size: .8em;
    border: none;
}
.pagenav_item:hover {
    border: none;
}

#gotop:hover .pagenav_item {
    color: #0A0908;
    background-color: transparent;    
}

#gomenu {
    display: none;
    
    top: 15%;
    left: -10px;
    border: 1px solid #F2F4F3;
    transition: left .25s ease;
}
#gomenu .pagenav_item {
    padding-left: 20px;
}
#gomenu:hover {
    left: -1px;
}

/*================================================
*  スマートフォン向け
================================================*/
@media screen and (max-width:979px){
    .wrapper {
        display: block;
    }
    #main {
        width: 95%;
        margin: 0 auto;
    }
    #sidebar {
        width: 100%;
    }
    
    #gomenu {
        display: block;
    }
}

/*================================================
*  スマートフォン向け
================================================*/
@media screen and (max-width:767px){
    #summary {
        display: none;
    }
    
    .h1 {
        text-align: left;
        padding: .5em;
    }
    section h1 {
        font-size: 2.8rem;
    }
    #sitetitle {
        padding: .5em;
        font-size: 2rem;
    }
    
    /*テーブルスタイル*/
    section td, section th{ 
        display: block;
    }
}