@media screen and (max-width: 780px) {
  /*===================================
  top
===================================*/
  #top #sec01 {
    padding-top: 50px;
  }
  #top #sec01 header {
    padding-bottom: 50px;
  }
  #top #sec01 header::before {
    display: none;
  }
  #top #sec01 p {
    text-align: left;
  }
  #top #sec02 {
    position: relative;
    padding-bottom: 100px;
    background-size: cover;
  }
  #top #sec02 header {
    padding-bottom: 50px;
    position: static;
    width: 100%;
  }
  #top #sec02 header .btn {
    top: auto;
    right: 0;
    left: 0;
    bottom: 50px;
    margin: auto;
    position: absolute;
  }
  #top #sec02 .cntBox {
    width: 49%;
    height: auto;
    margin-bottom: 15px;
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    flex-wrap: wrap;
    background: #003399;
  }
  #top #sec02 .cntBox:last-of-type {
    margin-bottom: 50px;
  }
  #top #sec02 .cntBox h3 {
    width: 100%;
    padding: .5em 0;
    font-size: 16px;
    -webkit-writing-mode: horizontal-tb;
    -ms-writing-mode: horizontal-tb;
    writing-mode: lr-tb;
  }
  #top #sec03 {
    padding-top: 50px;
    padding-bottom: 75px;
  }
  #top #sec03 a {
    width: 100%;
    height: auto;
    display: block;
    position: relative;
  }
  #top #sec03 a img {
    position: static;
  }
  #top #sec03 a img:nth-of-type(2) {
    display: none;
  }
  #top #sec03 a:nth-of-type(2) {
    margin-top: 15px;
  }
  /*===================================
  company
===================================*/
  #company section {
    padding-top: 70px;
  }
  #company section h3 {
    margin-bottom: 1em;
    padding: .2em 0;
    font-size: 18px;
  }
  #company section th, #company section td {
    display: block;
    padding: 1em 0;
    font-size: 13px;
  }
  #company section th {
    padding-bottom: 0;
    width: 250px;
    font-weight: bold;
  }
  #company section td {
    padding-top: .5em;
  }
  #company section td span {
    left: 200px;
  }
  #company #map iframe {
    height: 250px;
  }
  /*===================================
  service
===================================*/
#service #sec06 {
  padding-bottom: 50px;
}
#service section h2 br {
  display: block;
}
  #service nav.pagenav {
    width: 100%;
    padding: 0;
    margin-bottom: 75px;
    border-top: 1px solid #003399;
  }
  #service nav.pagenav li {
    width: 100%;
  }
  #service nav.pagenav li a {
    padding: .5em 1em;
    display: block;
    font-size: 13px;
  }
  #service nav.pagenav li + li {
    border-top: 1px solid #ddd;
  }
  #service nav.pagenav li + li::before {
    display: none;
  }
  #service #sec00 {
    padding: 50px 0;
  }
  #service #sec00 p:first-of-type {
    font-size: 16px;
  }
  #service #sec00 p:last-of-type {
    font-size: 14px;
  }
  #service section {
    padding-top: 0;
  }
  #service section .cntBox {
    padding-bottom: 0;
  }
  #service section .cntBox + .cntBox {
    margin-top: 30px;
  }
  #service section .cntBox > figure {
    position: relative;
    width: 100%;
    margin-bottom: 10px;
  }
  #service section .cntBox > figure figcaption {
    font-size: 14px;
    bottom: 0;
  }
  #service section .cntBox div {
    width: 100%;
    margin-bottom: 0;
    position: static;
  }
  #service section .cntBox div h3 {
    font-size: 15px;
  }
  #service section .cntBox div p {
    padding: 1.5em 15px;
  }
  #service section .cntBox div figure {
    margin: 0 auto 15px;
    width: 45%;
  }
  #service section .cntBox div figure:first-of-type {
    margin: 0 auto 15px;
  }
  #service section .cntBox div figure figcaption {
    width: 100%;
    font-size: 13px;
    bottom: 0;
  }
  #service section .cntBox div .caption {
    width: 90%;
    padding: 0 0 15px;
    margin: auto;
  }
  #service section .cntBox:nth-of-type(2n) > figure {
    float: none;
  }
  #service section .cntBox:nth-of-type(2n) div {
    right: auto;
    left: 0;
  }
  #service section a {
    text-align: left;
    margin-top: 30px;
    padding: 1em;
    font-size: 14px;
  }
  #service #sec03 .cntBox div figure:first-of-type {
    width: 30%;
  }
  /*===================================
  contact
===================================*/
#contact #sec01 ul {
  margin-bottom: 40px;
}
#contact #sec01 li {
  padding-left: 1em;
  font-weight: normal;
  font-size: 12px;
  text-indent: -1em;
}
#contact #sec01 li+li {
  margin-top: .5em;
}
  #contact #sec01 tr:first-of-type {
    border-top: 1px solid #003399;
  }
  #contact #sec01 th, #contact #sec01 td {
    display: block;
    padding: 1em 0;
  }
  #contact #sec01 th {
    font-weight: bold;
    width: 100%;
    margin-right: 0;
    padding-bottom: 0;
  }
  #contact #sec01 th::after {
    display: none;
  }
  #contact #sec01 td {
    padding-top: .5em;
  }
  #contact #sec01 input[name="yourname"], #contact #sec01 input[name="kana"], #contact #sec01 input[name="tel"] ,#contact #sec01 input[name="fax"] {
    width: 100%;
  }
  #contact #sec01 input[name="postnum"], #contact #sec01 input[name="postnum02"] {
    width: 90px;
    margin-bottom: .5em;
  }
  #contact #sec01 textarea {
    height: 150px;
  }
  /*===================================
  price
===================================*/
  #price section .cntBox {
    width: 100%;
  }
  #price section .cntBox + .cntBox {
    margin-top: 30px;
  }
  #price section table {
    border: 2px solid #000;
  }
  #price section table + table {
    margin-top: 30px;
  }
  #price section th {
    font-size: 15px;
  }
  #price section td {
    font-size: 13px;
  }
  #price section td + td {
    width: 35%;
  }
  #price section .caption {
    padding: 1em .5em;
    font-size: 12px;
    text-align: left;
  }
}