/* 共通
------------------------------------------------------------*/
html {
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}
/*--------------------------*/
body {
  font-family: "Lato", "Noto Sans JP", "Helvetica", "Helvetica Neue", "Yu Gothic", "Verdana", "Meiryo", sans-serif;
  font-size: 15px;
  font-weight: 400;
  letter-spacing: 3px;
  color: #414141;
}

a {
  text-decoration: none;
  color: #414141;
}

img {
  width: 100%;
  height: auto;
}
h4 {
  font-size: 20px;
}

h5 {
  font-size: 17px;
}

p {
  font-size: 15px;
}
.flex-box {
  display: flex;
}

.block-box {
  display: block;
}

/* main
------------------------------------------------------------*/
main {
  width: 90%;
  margin: 0 auto;
}

.large-category.red {
  color: #c30d23;
}

.large-category {
  font-size: 60px;
  margin: 200px 0 0px;
  text-align: center;
}

.large-category::before {
  content: "ニュース";
  font-size: 12px;
  color: #000;
  display: block;
}

.chronology {
  display: block;
  width: 10%;
  margin-top: 100px;
  background-color: #f3f3f3;
  padding: 20px;
  text-align: center;
  min-width: 150px;
}
.chronology .box {
  position: sticky;
  top: 130px;
}

.chronology a {
  display: block;
  padding: 5px 5px 2px 70px;
  color: #929292;
}
.chronology a:hover {
  color: #535353;
}
.year {
  margin-top: 100px;
  margin-bottom: 50px;
}

h2 {
  font-size: 40px;
  color: #7f7f7f;
  margin-bottom: 30px;
}

.content-box {
  width: 75%;
  margin: 0 auto;
  padding-left: 50px;
}
.content-box ul .date {
  display: inline-block;
  margin-top: 15px;
  letter-spacing: 2.5px;
  margin-bottom: 10px;
}

.category {
  color: #fff;
  padding: 2px 6px;
  font-size: 11px;
  letter-spacing: 4px;
  display: inline-block;
  width: 60px;
}
.category.media {
  background-color: orange;
}
.category.event {
  background-color: #ca3419;
}
.category.member {
  background-color: rgb(25, 25, 111);
}
.category.other {
  background-color: olivedrab;
}
.category.award {
  background-color: rgb(109, 1, 128);
}
.category.exhibition {
  background-color: rgb(114, 74, 29);
  width: 90px;
}
.content-box ul .content {
  border-bottom: 0.5px solid #999;
  padding-bottom: 15px;
  display: flex;
}
.content-box ul li a .content:hover {
  color: #898989;
}
.content-box ul li .content a:hover {
  color: #898989;
}
.content-box ul li .content .flex-box {
  justify-content: space-between;
}

/* footer
------------------------------------------------------------*/
footer {
  background-color: #f5f5f5;
  margin-top: 100px;
  padding-top: 70px;
}

footer .copywrite {
  text-align: center;
  color: #fff;
  padding: 10px;
  background-color: #414141;
  font-size: 10px;
}

/* RESPONSIVE 設定
------------------------------------------------------------*/

/*---------●タブレット●----------*/
@media only screen and (max-width: 999px) {
}

@media only screen and (max-width: 800px) {
  .chronology {
    display: none;
  }
  .content-box {
    width: 100%;
    margin: 0 auto;
    padding-left: 0;
  }
  .large-category {
    margin-top: 150px;
  }
  .year {
    margin-top: 70px;
    margin-bottom: 20px;
  }
}
@media only screen and (max-width: 700px) {
}
/*------●スマホ●-------*/
@media only screen and (max-width: 600px) {
  /*-------共通--------*/

  body {
    letter-spacing: 0;
  }

  .large-category {
    font-size: 40px;
  }
}