*,*:before,*:after{
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}
*{
  margin: 0;
  padding: 0;
}
a{
  color: inherit;
  text-decoration: none;
}
body{
  color: #444;
  font-family: '游明朝','YuMincho','Yu Mincho','ヒラギノ明朝 ProN','Hiragino Mincho ProN',serif;
}

header{
  position: relative;
  width: 100%;
  max-width: 400px;
  height: 35px;
  margin: 5px auto;
  color: #444;
}
#title{
  position: absolute;
  bottom: 0;
  padding: 0 5%;
  font-size: 17px;
}
#title span{
  font-size: 14px;
}
#menu-btn img{
  width: 35px;
  display: block;
  position: absolute;
  top: 0;
  right: 8px;
}
nav{
  display: none;
  padding:15px 24px 25px 0;
  border-bottom: solid .5px #ccc;
  text-align: right;
  background-color: white;
  opacity: .97;
  color: #dc143c;
  font-size: 20px;
}
.nav-works{
  line-height: 28px;
  font-size: 16px;
  font-weight: bold;
}
.menu-close{
  margin:10px 5px 0 0;
  font-size: 10px;
}
#nav-input:checked ~ nav {
  display: block;
  position: absolute;
  top: 40px;
  width: 100%;
}
.nav-hidden{
  display:none;
}

ma-i-n{
  width: 92%;
  max-width: 600px;
  margin: 0 auto;
}

.poe-title{
  width: 92%;
  max-width: 600px;
  margin: 0 auto;
  background: white;
  color: #444;
}
.poe-title h1{
  margin: 30px 20px;
  font-size: 25px;
  font-weight: bold;
}

.neatbook{
  width: 92%;
  max-width: 600px;
  margin: 0 auto 60px auto;
  padding: 0 15px;
  border-top: solid .5px #bbb;
  background: white;
  color: #444;
}
.neatbook h2{
  margin: 20px 0;
  font-size: 21px;
  font-weight: bold;
}
.neatbook .bookimg{
  width: 65%;
  max-width: 260px;
  margin: 20px auto;
}
.neatbook .bookimg img{
  display: block;
  width: 100%;
  border: 1px solid #dfdfdf;
  box-shadow: .5px 1px 2px #aaa;
}
.neatbook .booklink{
  font-family: 'Arial','メイリオ','Meiryo','Osaka','ヒラギノ角ゴ ProN W3','Hiragino Kaku Gothic ProN',sans-serif;
  text-align: center;
  color: blue;
  font-size: 13px;
  font-weight: bold;
}
.neatbook .bookdes{
  width: 90%;
  max-width: 500px;
  margin: 10px auto;
  border-top: dotted 1.5px #ccc;
  padding: 13px 0;
  font-family: 'Arial','メイリオ','Meiryo','Osaka','ヒラギノ角ゴ ProN W3','Hiragino Kaku Gothic ProN',sans-serif;
  font-size: 15px;
}

.shishishu{
  width: 92%;
  max-width: 600px;
  margin: 0 auto 120px auto;
  padding: 0 15px;
  border-top: solid .5px #bbb;
  background: white;
  color: #444;
}
.shishishu h2{
  margin: 20px 0;
  font-size: 21px;
  font-weight: bold;
}
.shishishudes{
  width: 100%;
  margin: 10px 0;
  font-family: 'Arial','メイリオ','Meiryo','Osaka','ヒラギノ角ゴ ProN W3','Hiragino Kaku Gothic ProN',sans-serif;
  font-size: 15px;
}
.shishishudes a{
  color: blue;
  text-decoration: underline;
}
.shishishudes .update{
  font-size: 13px;
}