body {
  height: 100vh;
  position: relative;
  z-index: 1;
}
body::before {
  content: "";
  display: block;
  width: 100%;
  height: 100vh;
  background-image: url("/img/pc/bg.png");
  background-size: cover;
  background-position: bottom;
  position: fixed;
  top: 0;
  left: 0;
  z-index: -1;
}

/*Custom
=======================================================*/
.pc-max-bx {
  width: 100%;
  height: 100vh;
}
.pc-max-bx::after {
  content: "";
  display: block;
  width: 100%;
  height: 100vh;
  background-image: url("/img/pc/bg.png");
  background-size: cover;
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: -1;
}

.sub-contents {
  width: 220px;
  max-width: 100%;
  font-weight: 500;
  position: fixed;
  top: 0;
  left: 15%;
  padding: 40px 15px 30px 15px;
  border-radius: 0 0 2.5vw 2.5vw;
  transition: 0.4s;
}
.sub-contents .logo-sub {
  width: 180px;
  max-width: 100%;
  margin: 0 auto;
}
.sub-contents .wrp-tel {
  margin-top: 20px;
}
.sub-contents .wrp-tel .tel {
  font-size: 18px;
  line-height: 1;
  font-weight: 700;
  color: #00b5dd;
}
.sub-contents .wrp-tel .tel span {
  font-size: 12px;
}
.sub-contents .wrp-tel .tel-caution {
  width: 170px;
  max-width: 100%;
}
@media screen and (max-width: 990px) {
  .sub-contents {
    left: 10%;
  }
}

#nav-sub-contents {
  margin-top: 10px;
}
#nav-sub-contents .arw-blk::after {
  width: 8px !important;
  min-width: 8px !important;
}
#nav-sub-contents .nav-item {
  border-bottom: solid 1px rgba(53, 53, 53, 0.2);
}
#nav-sub-contents .nav-link {
  display: block;
  font-size: 16px;
  line-height: 1;
  font-weight: 600;
  padding: 22px 0;
}
#nav-sub-contents .nav-link:hover {
  color: #00b5dd;
}

.main-contents-container {
  width: 375px;
  position: absolute;
  top: 0;
  right: 15%;
  transition: 0.4s;
}
@media screen and (max-width: 990px) {
  .main-contents-container {
    right: 10%;
  }
}

.main-contents-bx {
  height: 100%;
}

footer#footer .tel-caution {
  max-height: 10px;
}