@charset "UTF-8";
@import url("https://fonts.googleapis.com/css?family=Noto+Sans+JP:400,700|Open+Sans:400,700&display=swap&subset=japanese");
@import url("https://fonts.googleapis.com/css2?family=Staatliches&display=swap");
/*size*/
/*color*/
/*sns*/
/* mixinCSS Document */
/*----------common----------*/
/*alt*/
/*hover*/
/*
 style.css
*/
/* common
========================================== */
#oha4 {
  background-color: #fff;
  border-top: 6px solid #ffe6eb;
}
#oha4 + div {
  position: relative;
  z-index: 300;
}
#oha4 + div .ntv-pageTop a {
  cursor: pointer;
}
#oha4 .oha4 {
  /*----------nav----------*/
  /*----------aside----------*/
}
#oha4 .oha4_nav {
  background-color: #ffe6eb;
}
#oha4 .oha4_nav_inner {
  padding: 0 20px;
}
#oha4 .oha4_nav_list {
  text-align: center;
}
#oha4 .oha4_nav_item {
  padding: 15px 5px;
  display: inline-block;
}
#oha4 .oha4_nav_item a {
  background-color: #fff;
  padding: 0 1em;
  display: block;
  border: 2px solid #ffcdbd;
  border-radius: 21px;
  -webkit-box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.2);
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.2);
  font-size: 16px;
  line-height: 40px;
  transition: transform 0.3s;
}
#oha4 .oha4_nav_item a:hover, #oha4 .oha4_nav_item a:active {
  transform: scale(0.9);
}
@media only screen and (max-width: 640px) {
  #oha4 .oha4_nav_item {
    padding: 2.3% 1%;
  }
  #oha4 .oha4_nav_item a {
    font-size: 18px;
    font-size: 2.8125vw;
    line-height: 2.2em;
  }
  #oha4 .oha4_nav_item a:hover {
    transform: scale(1);
  }
}
#oha4 .oha4_aside {
  border-bottom: 4px solid #ff738f;
}
#oha4 .oha4_aside_inner {
  background-color: #ffd9e0;
  padding-top: 30px;
  position: relative;
  overflow: hidden;
}
#oha4 .oha4_aside_inner > section {
  position: relative;
}
#oha4 .oha4_aside_inner:before {
  content: "";
  background: url("/oha4/assets/images/common/bg_sorajiro.svg") no-repeat center top;
  background-size: contain;
  padding-top: 63.38%;
  display: block;
  opacity: 0.3;
  width: 50%;
  height: 0;
  transform: rotate(-40deg);
  position: absolute;
  z-index: 0;
  top: -30%;
  left: 60%;
}
@media screen and (max-width: 750px) {
  #oha4 .oha4_aside_inner:before {
    padding-top: 126.76%;
    width: 100%;
    left: 50%;
  }
}

/* second
========================================== */
body.second {
  /* -----pageheader----- */
}
body.second .pageheader {
  background: url("/oha4/assets/images/common/header/bg.jpg") no-repeat center center;
  background-size: cover;
}
body.second .pageheader_inner {
  width: 100%;
  height: 88px;
  display: flex;
  flex-flow: row-reverse wrap;
  justify-content: space-between;
  align-items: center;
}
body.second .pageheader_title {
  height: 88px;
}
body.second .pageheader_title a {
  background: url("/oha4/assets/images/common/logo.png") no-repeat center center;
  background-size: 130px 57px;
  display: block;
  width: 170px;
  height: 88px;
  text-indent: -9999px;
  display: block;
  overflow: hidden;
  transition: transform 0.3s;
}
body.second .pageheader_title a:hover, body.second .pageheader_title a:active {
  transform: scale(0.9);
}
@media only screen and (max-width: 640px) {
  body.second .pageheader_title a:hover {
    transform: scale(1);
  }
}
body.second .pageheader_oadate {
  padding: 0 30px;
  font-size: 16px;
  letter-spacing: 0.2em;
  color: #fff;
}
@media only screen and (max-width: 750px) {
  body.second .pageheader {
    /* background: none;
    background-color: #fff; */
  }
  body.second .pageheader_inner {
    flex-flow: column nowrap;
    height: auto;
  }
  body.second .pageheader_title {
    width: 100%;
    height: auto;
  }
  body.second .pageheader_title a {
    background-size: 80%;
    margin: auto;
    width: 40.66%;
    padding-top: 20%;
    height: 0;
  }
  body.second .pageheader_oadate {
    /* background: url("/oha4/assets/images/common/header/bg_sp.jpg") no-repeat center bottom;
    background-size: cover; */
    width: 100%;
    font-size: 16px;
    font-size: 2.5vw;
    line-height: 4em;
    text-align: center;
  }
}
body.second .oha4 {
  /*----------contents----------*/
}
body.second .oha4_contents .contents_inner {
  margin: auto;
  padding: 20px 20px;
  max-width: 960px;
}
@media screen and (max-width: 992px) {
  body.second .oha4_contents .contents_inner {
    padding: 3% 2%;
  }
}
body.second .oha4_contents .contents_title {
  background: url("/oha4/assets/images/common/contents/title.png") no-repeat center center;
  background-size: contain;
  margin: auto;
  width: 269px;
  height: 27px;
  text-indent: -9999px;
  display: block;
  overflow: hidden;
}
@media only screen and (max-width: 750px) {
  body.second .oha4_contents .contents_title {
    padding-top: 5.6%;
    max-width: 428px;
    width: 57.06%;
    height: 0;
  }
}
body.second .oha4_contents .contents_list {
  padding-top: 40px;
  padding-bottom: 20px;
  display: flex;
  flex-flow: row wrap;
  justify-content: center;
}
body.second .oha4_contents .contents_item {
  padding: 0 10px;
  margin-bottom: 20px;
  max-width: 200px;
}
@media only screen and (max-width: 750px) {
  body.second .oha4_contents .contents_item {
    width: 50%;
  }
}
body.second .oha4_contents .contents_item img {
  border: 4px solid #fff;
  border-radius: 16px;
  width: 100%;
  height: auto;
  display: block;
  -webkit-box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.2);
  box-shadow: 0 2px 4px 0 rgba(0, 0, 0, 0.2);
}
body.second .oha4_contents .contents_item a {
  display: block;
  transition: transform 0.3s;
}
body.second .oha4_contents .contents_item a:hover, body.second .oha4_contents .contents_item a:active {
  transform: scale(0.9);
}
@media only screen and (max-width: 640px) {
  body.second .oha4_contents .contents_item a:hover {
    transform: scale(1);
  }
}

/* ------------------------------------------------------------------
 SP 〜 tablet（〜992px）
------------------------------------------------------------------ */
/* ------------------------------------------------------------------
 SP（〜750px）
------------------------------------------------------------------ */
/* ------------------------------------------------------------------
 SP（〜640px）
------------------------------------------------------------------ */