@charset "UFT-8";

/*カーソル合わせたときの色*/
a:link {
  color: #707070;}
a:visited {
  color:#4E4C4C ;
}
a:hover {
  color: #007F89;
}
a: active {
  color: #007F89;
}
a{
  text-decoration: none;
}
a{
  transition: color 0.5s;
}

/*上固定バー　背景*/
.page_header {
  position: fixed;
  top: 0;
  width: 85%;
  right: 0;
  height: 100px;
  background: white;
  z-index: 3
}

/*上ナビゲーション*/

.container_main_nav {

  position:fixed;
  top: 2vh;
  width:76%;
  list-style: none;
  display: flex;
  flex-direction: row;
  justify-content: space-around;
  background-color:;
}
.container_main_tag {
  width:90%;
  display: flex;
  flex-direction: row;
  justify-content: space-around;
}

.container_snsandlag_tag {
  width:10%;
  display: flex;
  flex-direction: row;
  justify-content: space-around;
}
.nav_label {
  font-size: 20px;
  line-height: 1.5;
  color: #707070;
  font-family: "source-han-sans-japanese", sans-serif;
 font-weight: 700;
 font-style: normal;
}

/*カーソル合わせたときの色*/
.nav_label:link {
  color: #707070;}
.nav_label:visited {
  color:#4E4C4C ;
}
.nav_label:hover {
  color: #007F89;
}
.nav_label: active {
  color: #007F89;
}
.nav_label{
  text-decoration: none;
}
.nav_label{
  transition: color 0.5s;
}
/*title*/
.title{
  list-style: none;
  position: fixed;
  top: 0;
  left: 0;
}
.title p{
  margin: 0em 0px;
}
.title_base {
 font-size: 40px;
 font-family: "source-han-sans-japanese", sans-serif;
font-weight: 700;
font-style: normal;
}

.title_color {
 font-size: 40px;
 color:#007F89;
 font-family: "source-han-sans-japanese", sans-serif;
font-weight: 700;
font-style: normal;
}


/*3カラムにするための幅規定*/
main {
  width: auto;
  height:auto;
}


/*中cocument*/
article {

  margin-top: 100px;
  z-index: 0 ;

}
.document_container {
  background-color:;
  width: 60%;
  margin-left: 20%;
}
.document {
  width: 100%;
  aspect-ratio: 297/210;
  object-fit: cover;
  margin-bottom: 10px;
}
.document_container img {
  width: 100%;
  aspect-ratio: 297/210;
  object-fit: cover;
}

.document {
  overflow: hidden;
background: #000;
  width: 100%;
cursor: pointer;
filter: grayscale(0%);
transition-duration: 0.3s;
}
.document :hover img{
filter: grayscale(100%);
  transition-duration: 0.3s;
}

.document_container img {
  position: relative;
}
.document_container h2 {
  font-size: 30px;
  font-family: "source-han-sans-japanese", sans-serif;
 font-weight: 700;
 font-style: normal;
  display: flex;
  flex-direction: column;
color: #007F89;
margin: 0!important;/*文字がずれている場合や*/
padding: 0!important;/*文字が折り返される場合*/
}

/*footer*/
footer {
position: relative;
display: flex;
justify-content: center;
align-items: center;
text-align: center;
bottom: 0;
}
footer p {
 color: #707070;
  font-size: 15px;
}



/*MOBILE SIZE*/
@media (max-width: 900px) {
  /*titleの大きさ変更*/
.page_header {
    height: 20vh;
  }
.title_color {
   font-size: 15px;
 }
.title_base {
   font-size: 15px;
  }

  /*ナビゲーションの大きさや位置変更*/
.nav_label {
  font-size: 10px;
}
.container_main_nav {
  width: 90%;
  right:5%;
}
.page_header {
    width: 100%
  }

  .container_main_tag {
    width:70%;
    justify-content: space-around;
    position:fixed;
    top: 15vh;
  }

  .container_snsandlag_tag {
    position:fixed;
    right: 0;
    width:30%;
    display: flex;
    justify-content: space-around;
  }
  article {/*各作品写真_位置変更*/
    margin-top: 20vh;
  }
  .document_container {/*各作品写真_サイズ変更*/
    width: 80%;
    margin-left: 10%;
  }
  .document_container h2 {  /*各作品タイトル_フォント_サイズ変更*/
    font-size: 15px;
    font-family: "source-han-sans-japanese", sans-serif;
  }