*{
  /* padding:0;
  margin:0; */
  box-sizing:border-box;
  scroll-behavior: smooth;
}
:root {
--firstclr:#f0a948;
--secondclr:#eb8d44;
--header_title:linear-gradient(140deg,var(--firstclr),var(--firstclr) 68%,var(--secondclr) 31%);
}
.container{
  width: 90%!important;
  padding-left: 15px;
  padding-right: 15px;
  max-width: 1000px!important;
}
.form-check-input {
     position: inherit !important;
  }

.full_wid{
  padding: 1rem;
      padding-left: 6rem;
      padding-right: 6rem
  }
  .je-momo{
    width: 100%;
    position: relative;
  }
  .joint-img{
    margin-top:3rem;
    margin-bottom: 1rem;
  }
.male{
  position: relative;
}
.img_position{
  float: right;
}
.text_bold{
  font-weight: 500;
}
.space{
  width: 10px;
}

  div.absolute_lft{
    position: absolute;
    bottom: 0px;
    left: 30px;
    width: auto;
    height: auto;
    display: flex;
  }
  .absolute_rgt{
    position: absolute;
    bottom: 0px;
    right: 30px;
    width: auto;
    height: auto;
  }
.big_title{
  font-size: 64px;
      text-align: center;
}
.small_title{
  text-align: center;
  font-size: 25px;
}
.title_1{
  background: var(--header_title);
  text-align: center;
  margin-top:3rem;
  padding: 1rem;
}
.clog{
  display: flex;
    justify-content: flex-end;
}
.okayama_ryugaku{
  /* margin: 5px; */
    /* border: 4px solid #343a40; */
    float: left;
    width: 47%;
    margin-top: 1rem;
    display: flex;
}
.title_ins{
    font-size: 35px;
}
.ryugaku{
  display: flex;
}
/* image design */
.jeans {
	width: 100%;
	height: auto;
	transform: skew(20deg);
	background: #fff;
    border:2px solid black;
}
.fruit{
  width: 100%;
	height: auto;
	transform: skew(20deg);
	background: #fff;
    border:2px solid black;
}
.img_text{
  border:3px solid #000;
  margin-top:4rem;
}
.bubble{
  /* transform: translate(-53px, -45px);
    position: absolute;
    right: 6.5rem; */
    position: absolute;
    transform: translate(674%, -36%);
    width: 10%;
}
.bubbles_overlap{
  border:3px solid #000;
  margin-top: -11rem;
}
.messsage_box{
  transform: translate(108px, -63px);
}
.after_star{
  position: absolute;
    bottom: 0px;
    width: 100%;
    height: auto;
    text-align: center;
}
.ruins{
  width: 67%;
}

.dis_okayama{
  width: 100%;
}
/* gallery */
div.gallery {
  margin: 5px;
  border: 4px solid #343a40;
  float: left;
  width: 32%;
  margin-top: 5rem;
}

div.gallery:hover {
  border: 1px solid #777;
}

div.gallery img {
  width: 100%;
  height: auto;

}
.star_momotaro{
  position: absolute;
    transform: translate(-71%, 93%);
}
.setohasi_star{
  position: absolute;
    transform: translate(-25%, 432%);
    display: inline;
}
.first_img{
  margin-top:-2rem;
}
.text_img{
  padding: 0;
  width: 100%;
  height: auto;
  display: flex;
  justify-content: space-around;
}
.station_momotarou{
  width: 100%;
  height: auto;
}
.youtube_girl, .last_box{
  height: auto;
   /* border:5px solid black; */
  position: relative;
  overflow: hidden;
}
.media_facebook{
  /* width: -webkit-fill-available; */
}
.media_youtube{
  position: absolute;
 top: 50%;
 left: 50%;
 transform: translate(-30%, -74%);
}

.content1 i {
  position: absolute;
    transform: translate(147px, -48px);
}
.link_fb{
  border:5px solid black;
}
.job_seminar{
  width: 100%;
  background: #658493;
  text-align: center;
}
.topic-1{
    font-size: 40px;
    color: #fff;
    font-weight: 400;
    padding: 5px 10px;
}
.seminar_intro{
  border: 3px solid black;
  margin-top: 5rem;
}
.seminar_intro .content h5{

}
.describe_semi{
  margin:2rem;
  width: 82%;
}
.semi_introper{
  float: right;
    transform: translate(1px, -59px);
        margin-bottom: -7rem;
}
.lh-2{
  line-height: 1.9;
  text-align: justify;
}
/* 学校紹介 */
.title_2nd{
  background: var(--header_title);
  text-align: center;
  margin-top:8.5rem;
  padding:1rem;
}
.collage_intro{
    width: 100%;
    display: flex;
    margin-top: 4rem;
}
.group_image{
  display: flex;
  flex: 1;
}
.collage_intro_group{
  /* position: absolute;
  left: 50%;
  transform: translate(-50%, -99%); */
  width: 100%;
  background: var(--header_title);
  height: 70px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  padding: 0;
}
.clg_name{
  text-align: center;
}
.border_round{
  border:none !important;
  width: 100%;
  background: rgba(242,169,71,0.3);
  margin-bottom: 3rem;
}
.collage_img {
    width: 100%;
    height: auto;
    display: flex;
    justify-content: space-between;
}
.col_txt{
  margin-top: 1.2rem;
  font-size: 17px;
  line-height: 1.4!important;
  font-weight: 400;
}
.title_3rd{
  background:var(--header_title);
  text-align: center;
  width: 100%;
  margin-top: 3rem;
  padding:1rem;
}
.greeting{
  margin-bottom: 2rem;
}
.greeting_2nd{
  margin-top: 2rem;
}
/* お問い合わせ */
input[type=text], select, textarea {
  width: 100%;
  padding: 12px;
  border: 1px solid #ccc;
  border-radius: 4px;
  box-sizing: border-box;
  margin-top: 6px;
  margin-bottom: 16px;
  resize: vertical;
}

input[type=submit] {
  background-color: #04AA6D;
  color: white;
  padding: 12px 20px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}

input[type=submit]:hover {
  background-color: #45a049;
}

.contact_form {
  border-radius: 5px;
  background-color: #f2f2f2;
  padding: 20px;
  text-align: center;

}
.sub_btn{
  width: 15%;
  background: #f0a948;
  font-size: 30px;
  padding: 15px;
  color: white;
  border-radius: 30%;
}
.con_btn{
  align-items: center;
    display: flex;
    justify-content: space-around;
}
.okayama_ryugaku_bunsyo{
  margin-top: -3rem;
  position: relative;
  /* border:4px solid black; */
}
.study_male{
  margin-right:20px;
}
.img-clg{
  width:inherit;
   height:350px;
   object-fit: cover;
}

.bg_note{
  background-image: url(../img/bg_dotted.png);
  background-position: center;
  background-size: contain;
}
.oka_miryoku{
  border: 3px solid #2f2a53;
  margin-left: 0!important;
  margin-right: 0!important;
}
.oka_miryoku img{
  float: left;
  margin: 15px;
  width: 18%;
  min-width: 150px;
}
.oka_miryoku h5{
  padding: 5px 15px;
}
/* scrollToTop */
.scroll {
    cursor: pointer;
    width: 70px;
    height: 70px;
    position: fixed;
    bottom: 40px;
    right: -80px;
    border-radius: 100%;
    background: #f98d00;
    color: #fff;
    font-size: 44px;
    font-weight: bold;
    text-align: center;
    /* box-shadow: 0 0 5px 0px #888; */
    transition: 300ms;
    z-index: 2000;
    cursor: pointer;
}
  .visible {
    right: 5px;
    transition: all 400ms;
    transform: rotate(360deg);
}
.text_okayama{
  font-size: 17px;
  margin: 0;
  padding: 1rem 10px;
}

/* youtube */

.iframe_content{
  display: flex;
  flex-direction: row;
  justify-content: space-between;
}
.iframe_div{
  position: relative;
  height: 286px;
  background: #2f2a53;
}
.triangle_top_right {
  position: absolute;
  top: 0;
  right: 0;
  width: 0;
  height: 0;
  z-index: 2;
  border-bottom: 300px solid #fff;
  border-left: 25px solid transparent;
}
.triangle_top_right_border{
  position: absolute;
  top: 0;
  right: 3px;
  width: 0;
  height: 0;
  z-index: 1;
  border-bottom: 286px solid #2f2a53;
  border-left: 25px solid transparent;
}

.triangle_top_left {
  position: absolute;
  top: 0;
  left: 0;
  width: 0;
  height: 0;
  z-index: 2;
  border-top: 286px solid #fff;
  border-right: 25px solid transparent;
}
.triangle_top_left_border{
  position: absolute;
  top: 0;
  left: -2px;
  width: 0;
  height: 0;
  z-index: 1;
  border-top: 360px solid #2f2a53;
  border-right: 30px solid transparent;
}
.facebook_iframe{
  padding-top: 3px;
  padding-left: 3px;
}
.youtube_video, .last_box{
  padding-top: 3px;
  padding-right: 3px;
}
.facebook_iframe iframe{
  width: 500px;
  height: 280px;
}
.youtube_video iframe, .last_box iframe{
  width: 650px;
  height: 280px;
}
.link-schl{
  text-decoration: underline;
  color: #0000ffe3;
  display: flex;
  justify-content: space-around;
  font-size: 17px;
}
.t-position{
  background: #f2a948d9 !important;
  font-size: 17px;
}
.t-name{
  background: #f2a948 !important;
  font-size: 17px;
}
.sensei_text{
  padding-left: 10px;
}