@charset "utf-8";

html {
    scroll-behavior: smooth;
}
.pagetop {
    height: 50px;
    width: 50px;
    position: fixed;
    right: 30px;
    bottom: 30px;
    background: #fff;
    border: solid 2px #000;
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 2;
}
.pagetop__arrow {
    height: 10px;
    width: 10px;
    border-top: 3px solid #000;
    border-right: 3px solid #000;
    transform: translateY(20%) rotate(-45deg);
}
@media (hover: hover) and (pointer: fine) {
    .pagetop:hover, .pagetop:hover .pagetop__arrow {
        border-color: #fd4444;
    }
}
.anchor {
    display: block;
    padding-top: 50px;
    margin-top: -50px;
}

.top-logo {
  position: absolute;
  z-index: 10;
  top: 30px;
  left: 10px;
  width: 160px;
  height: 45px;
  border-radius: 50%;
  overflow: hidden;
}

.title {
  height: 120px;
  width: 1300px;
  background-image: url(./kako-pic/kako-topback.jpg);
  background-repeat: no-repeat;
  background-position: center center;
  background-size: cover;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-top: 20px;
  margin-bottom: 20px;
  padding-top: 20px;
  text-shadow: 2px 2px 3px #ffffff;
}
.title p {
  padding-top: 5px;
  color: #ffffff;
}
.title-period ul {
  display: flex;
  justify-content: space-between;
  font-size: 18px;
  padding-top: 20px;
  width: 800px;
}
.link-period:hover {
  color: #0c00bb;
  font-weight: bold;
}
.period-number {
  padding-top: 15px;
  padding-left: 15px;
  padding-right: 30px;
  font-size: 20px;
  margin: auto auto;
  color: #1302fc;
  text-shadow: 2px 2px 3px #ffffff;
}

/* - - - - - - - - - - - ～1900年 - - - - - - - - - - */
.period1900 {
  width: 1300px;
/*  height: 720px;*/
  height: 200px;
  background-color: #e9e9e9;
  position: relative;
}
.period1900 img {
  width: 400px;
}
.pic-1950a {
  top: 60px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-1950b {
  top: 60px;
  left: 440px;
  position: absolute;
  text-align: center;
}
.pic-1955-10 {
  top: 60px;
  left: 860px;
  position: absolute;
  text-align: center;
}
.pic-1958-07 {
  top: 400px;
  left: 20px;
  position: absolute;
  text-align: center;
}

/* - - - - - - - - - - - 1968年～1998年 - - - - - - - - - - */
.period1968 {
  width: 1300px;
  height: 1420px;
  background-color: #befff6;
  position: relative;
}
.period1968 img {
  width: 400px;
}
.pic-1968a {
  top: 60px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-1968b {
  top: 60px;
  left: 440px;
  position: absolute;
  text-align: center;
}
.pic-1968c {
  top: 60px;
  left: 860px;
  position: absolute;
  text-align: center;
}
.pic-1968d {
  top: 400px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-1970-05a {
  top: 400px;
  left: 440px;
  position: absolute;
  text-align: center;
}
.pic-1970-05c {
  top: 400px;
  left: 860px;
  position: absolute;
  text-align: center;
}
.pic-1970-05d {
  top: 740px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-1972q-a {
  top: 740px;
  left: 440px;
  position: absolute;
  text-align: center;
}
.pic-1972q-b {
  top: 740px;
  left: 860px;
  position: absolute;
  text-align: center;
}
.pic-1972q-c {
  top: 1080px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-1980q {
  top: 1080px;
  left: 440px;
  position: absolute;
  text-align: center;
}

/* - - - - - - - - - - - 1998年～2004年 - - - - - - - - - - */
.period1998 {
  width: 1300px;
  height: 1080px;
  background-color: #feffac;
  position: relative;
}
.period1998 img {
  width: 400px;
}
.pic-1999-0502 {
  top: 60px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-1999-0505 {
  top: 60px;
  left: 440px;
  position: absolute;
  text-align: center;
}
.pic-1999-0506 {
  top: 60px;
  left: 860px;
  position: absolute;
  text-align: center;
}
.pic-1999-0509 {
  top: 400px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-2000-0428 {
  top: 400px;
  left: 440px;
  position: absolute;
  text-align: center;
}
.pic-2000-0428b {
  top: 400px;
  left: 860px;
  position: absolute;
  text-align: center;
}
.pic-2000-1008 {
  top: 740px;
  left: 20px;
  position: absolute;
  text-align: center;
}

/* - - - - - - - - - - - 2004年～ - - - - - - - - - - */
.period2004 {
  width: 1300px;
  height: 1080px;
  background-color: #ffd9d9;
  position: relative;
}
.period2004 img {
  width: 400px;
}
.pic-2011-0513a {
  top: 60px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-2011-0515 {
  top: 60px;
  left: 440px;
  position: absolute;
  text-align: center;
}
.pic-2014-0509a {
  top: 60px;
  left: 860px;
  position: absolute;
  text-align: center;
}
.pic-2014-0509b {
  top: 400px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-2014-0511 {
  top: 400px;
  left: 440px;
  position: absolute;
  text-align: center;
}
.pic-2019-0512a {
  top: 400px;
  left: 860px;
  position: absolute;
  text-align: center;
}
.pic-2019-0512b {
  top: 740px;
  left: 20px;
  position: absolute;
  text-align: center;
}
.pic-2019-0512c {
  top: 740px;
  left: 440px;
  position: absolute;
  text-align: center;
}

.footer {
  margin-top: 20px;
}
.site-menu {
  font-family: ＭＳ Ｐ明朝;
}
.link-buttonf:hover {
  color: #f8fc02;
  font-family: ＭＳ Ｐゴシック;
  font-weight: bold;
}

.link-button:hover {
  background-color: #d8b500;
}

@media (max-width: 800px) {
  .main {
    overflow: scroll;
    width: 700px;
  }
  .title {
    display: block;
    text-align: left;
    padding-left: 10px;
  }
  .anchor,.period-number-sp {
    display: inline;
  }
  .mgr-sp {
    margin-left: 400px;
  }
  .footer {
    width: 700px;
  }
}