.title1,.title2 {
    margin-bottom: 45px;
}
.title1 h3,.title2 h3 {
    font-size: 35px;
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    letter-spacing: 0.15em;
    line-height: 1.4;
    margin-bottom: 5px;
}
.title1 p {
    font-size: 16px;
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 600;
    letter-spacing: 0.15em;
    line-height: 1.4;
    margin-bottom: 0;
    position: relative;
    padding-left: 50px;
}
.title1 p:before {
    content: "";
    width: 40px;
    height: 2px;
    display: block;
    position: absolute;
    top: calc(50% - 1px);
    left: 0;
    background: linear-gradient(90deg, rgba(0,61,117,1) 0%, rgba(0,93,156,1) 20%, rgba(0,128,197,1) 100%);
}
.title2 p {
    font-size: 16px;
    font-family: 'Noto Sans JP', sans-serif;
    font-weight: 600;
    letter-spacing: 0.15em;
    line-height: 1.4;
    margin-bottom: 0;
    position: relative;
}
.title1.text_fff h3, .title1.text_fff p {
    color: #fff;
}
.title1.text_fff p:before {
    content: "";
    width: 40px;
    height: 2px;
    display: block;
    position: absolute;
    top: calc(50% - 1px);
    left: 0;
    background: #fff;
}
a.btn2:hover {
    background-color: #003d75;
    color: #fff;
}

.hover_a_none:hover, .hover_a_none:hover img {
    text-decoration: none;
    transform: none !important;
}
.flex {
    display: flex;
    flex-wrap: wrap;
}
p.gry {
    font-size: 14px;
    color: #666666;
    line-height: 2;
    margin-bottom: 30px;
    font-weight: 500;
}
.center {
    text-align: center;
}
.justify {
    text-align: justify;
    font-feature-settings: "palt" 1;
    letter-spacing: 0.1em;
}
a.btn1 {
    position: relative;
    color: #003d75;
    border: 1px solid #003d75;
    line-height: 1.4;
    padding: 15px 30px;
    min-width: 200px;
    font-size: 15px;
    font-weight: 600;
    display: inline-block;
    letter-spacing: 0.15em;
}
.btn1::before {
    content: '';
    position: absolute;
    bottom: calc(50% - 1px);
    right: 15%;
    width: 25%;
    height: 1px;
    background: #003d75;
    transition: all .3s;
}
.btn1::after {
    content: '';
    position: absolute;
    bottom: calc(50% - -3px);
    right: 14%;
    width: 15px;
    height: 1px;
    background: #003d75;
    transform: rotate(35deg);
    transition: all .3s;
}
.btn1:hover::before {
    right: 10%;
}
.btn1:hover::after {
    right: 9%;
}
a.btn2 {
    border: 1px solid #003d75;
    line-height: 1.4;
    padding: 13px 13px 15px;
    font-size: 15px;
    font-weight: 600;
    color: #003d75;
    text-align: center;
}
.ao {
  color: #003d75;
}
.block_480 {
    display: none;
}

.main_wrapper_kasou {
    font-size: 0;
    letter-spacing: 0;
    position: relative;
}
.main_wrapper_kasou>div {
    display: inline-block;
    vertical-align: bottom;
}
.main_wrapper_kasou .main_left {
    width: 100px;
    text-align: center;
}
.main_wrapper_kasou .main_right {
    width: calc(100% - 100px);
}
.main_wrapper_kasou .main_left a {
    width: 20px;
    display: block;
    margin: 25px auto;
}
.main_wrapper_kasou .main_left a:last-child {
    margin-bottom: 10px;
}
.main_wrapper_kasou .main_left a:hover {
    opacity: .8;
}

.kasou_header {
    position: relative;
}
.kasou_header img {
    width: 100%;
    height: 350px;
    object-fit: cover;
}
.kasou_header .title1 {
    position: absolute;
    margin-bottom: 0;
    top: 50%;
    transform: translate(-50%,-50%);
    width: 100%;
    max-width: 1140px;
    left: calc(50% - 50px);
    padding: 0 10px;
}

@media (max-width: 1400px){
  .kasou_header .title1 {
      padding: 0 100px;
  }
}

@media (max-width: 480px){
  .title1, .title2 {
      margin-bottom: 35px;
  }
  .title1 h3, .title2 h3 {
      font-size: 28px;
      letter-spacing: 0.1em;
  }
  .title1 p {
      font-size: 14px;
      letter-spacing: 0.12em;
      padding-left: 35px;
  }
  .title1 p:before,
  .title1.text_fff p:before {
      width: 25px;
      height: 1.5px;
  }

  a.btn1 {
      padding: 14px 25px;
      min-width: 170px;
      font-size: 14px;
      letter-spacing: 0.1em;
  }
  .btn1::before {
      width: 20%;
  }
  .btn1::after {
      bottom: calc(50% - -2px);
      width: 12px;
  }
  a.btn2 {
      padding: 12px 10px 13.5px;
      font-size: 14px;
  }

  .block_480 {
      display: block;
  }
  .none_480 {
      display: none;
  }
  .kasou_header img {
      height: 230px;
  }
  .kasou_header .title1 {
      padding: 0 20px;
      width: 100%;
      max-width: 100%;
      left: 0;
      transform: translateY(-50%);
  }
  .main_wrapper_kasou {
      padding: 0;
  }
  .main_wrapper_kasou>div.main_left {
      display: none;
  }
  .main_wrapper_kasou>div.main_right {
      width: 100%;
  }
}