@charset "UTF-8";

body {
  background-color: #008b8b;
  color: #fff;
}

h1 {
  text-align: center;
}

h1 a {
  font-weight: bold;
  font-size: 60px;
  color: rgba(0, 0, 0, 0);
  text-shadow: 3px 5px 0 #ffd700;
  -webkit-text-stroke: 1px #fff;
  /* text-stroke: 1px #fff; */
  padding: 0 0 10px;
  text-decoration: none;
}

#header .text {
  text-align: center;
}

#header .text::before {
  content: "\021A2";
  font-size: 25px;
  padding-right: 5px;
}

#header .text::after {
  content: "\021A3";
  font-size: 25px;
  padding-left: 5px;
}

#header_nav {
  background-color: #dcdcdc;
  width: 80%;
  margin: 40px auto;
  padding: 10px 30px;
}

#header_nav h2 {
  color: #000;
}

#header_nav ul {
  color: #000;
}

#header_nav a {
  text-decoration: none;
}

#header_nav a:hover {
  text-decoration: underline;
}

#main {
  width: 80%;
  margin: 50px auto;
}

#main h3 {
  font-size: 30px;
  border-left: 5px solid #dcdcdc;
  padding-left: 20px;
}

#main .more {
  text-align: right;
}

#main .more::before {
  content: "\02192";
}

#main .more a {
  text-decoration: none;
  color: #fff;
}

#main .more a:hover {
  text-decoration: underline;
}

#footer .address {
  margin-left: 50px;
}

#footer .copyright {
  text-align: center;
}

.pagetop {
  width: 50px;
  height: 50px;
  position: fixed;
  right: 10px;
  bottom: 10px;
}

.pagetop a {
  display: block;
  width: 50px;
  height: 50px;
  padding-top: 10px;
  box-sizing: border-box;
  background: rgba(255, 255, 255, 1);
  border-radius: 50%;
  text-decoration: none;
  text-align: center;
  font-size: 15px;
  color: #008b8b;
}

.pagetop a:hover {
  background: rgba(255, 255, 255, 0.5);
}

.pagetop a::before {
  content: "";
  display: block;
  width: 10px;
  height: 10px;
  margin: auto;
  border-top: 1px solid #000;
  border-right: 1px solid #000;
  transform: rotate(-45deg);
}

#book1 .art_img, #book2 .art_img, #book3 .art_img,
#book4 .art_img, #book5 .art_img, #book6 .art_img {
  text-align: center;
}

#book1 img, #book2 img, #book3 img,
#book4 img, #book5 img, #book6 img {
  width: 60%;
  margin-bottom: 20px;
}