@charset "UTF-8";
.bg-building-blue::before, .bg-building-green::before, .bg-building-purple::before {
  content: '';
  width: 74px;
  height: 74px;
  display: inline-block;
  position: absolute;
  bottom: -75%;
  left: -12px;
  z-index: 1;
  transform: scale(-1, 1);
  background-repeat: no-repeat;
  background-position: 50% 50%;
  background-size: 80% auto;
  background-image: url("../../asset/img/icon-building-b.png"); }

.bg-building-green::before {
  background-image: url("../../asset/img/icon-building-g.png"); }

.bg-building-purple::before {
  background-image: url("../../asset/img/icon-building-p.png"); }

.bg_gradient_blue::before, .bg_gradient_blue-long::before {
  content: "";
  position: absolute;
  right: 0;
  top: 15px;
  border: none;
  border-right: solid 20px #f3f3f3;
  border-top: solid 28px transparent;
  z-index: 1; }

.bg_gradient_blue-white::before {
  content: "";
  position: absolute;
  right: 0;
  top: 14px;
  border: none;
  border-right: solid 20px #fff;
  border-top: solid 28px transparent;
  z-index: 1; }

@media screen and (min-width: 992px) {
  .bg_gradient_blue::before, .bg_gradient_blue-long::before {
    content: "";
    position: absolute;
    right: 0;
    top: 16px;
    border: none;
    border-right: solid 20px #f3f3f3;
    border-top: solid 38px transparent;
    z-index: 1; }

  .bg_gradient_blue-white::before {
    content: "";
    position: absolute;
    right: 0;
    top: 16px;
    border: none;
    border-right: solid 20px #fff;
    border-top: solid 38px transparent;
    z-index: 1; } }
@media screen and (min-width: 992px) {
  /*幅*/
  .width300-260px {
    width: 280px; } }
#blog h3 {
  margin: 1.8rem 0; }

@media screen and (min-width: 992px) {
  .bg_gradient_blue::after, .bg_gradient_blue-long::after {
    height: 25px; } }
.header-nav.change-color {
  background-color: rgba(0, 0, 0, 0.6); }
.header-nav .navbar-collapse.show {
  background-color: rgba(0, 0, 0, 0.6); }

.thumbnail-object-fit {
  height: 100px;
  object-fit: cover; }

.side-tit {
  font-size: 22px;
  border-bottom: 1px solid #0374BD;
  padding: 0.8rem 0.8rem 0.8rem 0;
  margin: 0 0 1rem 0;
  color: #0374BD !important; }

.side-tit a {
  color: #0374BD !important; }

#blog a {
  text-decoration: none;
  color: #111; }

.hero_head h2 {
  font-size: clamp(22px, 2.5vw, 36px);
  border-bottom: 2px solid #0374BD;
  padding: 0.8rem;
  margin: 0 0 2rem;
  text-align: unset; }

/*シャドウ*/
.text-shadow-black {
  text-shadow: 1px 1px 5px #333; }

.image-container {
  position: relative; }

.modal {
  display: none;
  position: fixed;
  z-index: 9999;
  padding-top: 60px;
  left: 0;
  top: 0;
  width: 100%;
  height: 100%;
  overflow: auto;
  background-color: rgba(0, 0, 0, 0.9); }

.modal-content {
  margin: auto;
  display: block;
  max-width: 50%; }

.close {
  position: absolute;
  top: 15px;
  right: 35px;
  color: #fff;
  font-size: 40px;
  font-weight: bold;
  cursor: pointer; }

@media screen and (max-width: 767px) {
  .hight-150px {
    height: 150px; }

  .hight-200px {
    height: 200px; } }
.textstyle-sideborder {
  align-items: center;
  display: flex;
  justify-content: center; }

.textstyle-sideborder::before,
.textstyle-sideborder::after {
  background-color: #000;
  border-radius: 5px;
  content: "";
  height: 1px;
  width: 20px; }

.textstyle-sideborder::before {
  margin-right: 6px;
  transform: rotate(60deg); }

.textstyle-sideborder::after {
  margin-left: 6px;
  transform: rotate(-60deg); }

.dropdown-item:hover {
  background-color: rgba(3, 116, 189, 0.7); }