@import url(https://cdn.jsdelivr.net/gh/moonspam/NanumSquare@1.0/nanumsquare.css);

*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  font-family: sans-serif;
  line-height: 1.15;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: rgba(0, 0, 0, 0);
}

body {
  margin: 0;
  font-family: NanumSquare, sans-serif;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: #212529;
  text-align: left;
  background-color: #fff;
}

header,
nav,
section,
footer {
  display: block;
}

p {
  margin-top: 0;
  margin-bottom: 1rem;
}

a {
  color: inherit;
  text-decoration: none;
  background-color: transparent;
}

img {
  vertical-align: middle;
  border-style: none;
}

[hidden] {
  display: none !important;
}

.container {
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
  margin-right: auto;
  margin-left: auto;
}

@media (min-width: 576px) {
  .container {
    max-width: 540px;
  }
}

@media (min-width: 768px) {
  .container {
    max-width: 720px;
  }
}

@media (min-width: 992px) {
  .container {
    max-width: 960px;
  }
}

@media (min-width: 1200px) {
  .container {
    max-width: 1140px;
  }
}

.row {
  display: flex;
  flex-wrap: wrap;
  margin-right: -15px;
  margin-left: -15px;
}

.col-12,
.col-md-6,
.col-lg-6 {
  position: relative;
  width: 100%;
  padding-right: 15px;
  padding-left: 15px;
}

.col-12 {
  flex: 0 0 100%;
  max-width: 100%;
}

@media (min-width: 768px) {
  .col-md-6 {
    flex: 0 0 50%;
    max-width: 50%;
  }
}

@media (min-width: 992px) {
  .col-lg-6 {
    flex: 0 0 50%;
    max-width: 50%;
  }

  .order-lg-1 {
    order: 1;
  }

  .order-lg-2 {
    order: 2;
  }
}

.align-items-center {
  align-items: center;
}

.align-middle {
  vertical-align: middle !important;
}

.d-block {
  display: block !important;
}

.img-fluid {
  max-width: 100%;
  height: auto;
}

.fixed-top {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  z-index: 1030;
}

.m-0 {
  margin: 0 !important;
}

.mx-auto {
  margin-right: auto !important;
  margin-left: auto !important;
}

.p-5 {
  padding: 3rem !important;
}

.py-5 {
  padding-top: 3rem !important;
  padding-bottom: 3rem !important;
}

.text-center {
  text-align: center !important;
}

.text-white {
  color: #fff !important;
}

.small {
  font-size: 80%;
  font-weight: 400;
}

.navbar {
  position: relative;
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
  padding: .5rem 1rem;
}

.navbar>.container {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: space-between;
}

.navbar-brand {
  display: inline-block;
  padding-top: .3125rem;
  padding-bottom: .3125rem;
  margin-right: 1rem;
  font-size: 1.25rem;
  line-height: inherit;
  white-space: nowrap;
}

.navbar-toggler {
  padding: .25rem .75rem;
  font-size: 1.25rem;
  line-height: 1;
  background-color: transparent;
  border: 1px solid rgba(255, 255, 255, .1);
  border-radius: .25rem;
}

.navbar-toggler-icon {
  display: inline-block;
  width: 1.5em;
  height: 1.5em;
  vertical-align: middle;
  content: "";
  background: no-repeat center center;
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' width='30' height='30' viewBox='0 0 30 30'%3e%3cpath stroke='rgba(255, 255, 255, 0.5)' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
  background-size: 100% 100%;
}

@media (max-width: 991.98px) {
  .navbar-expand-lg>.container {
    padding-right: 0;
    padding-left: 0;
  }
}

@media (min-width: 992px) {
  .navbar-expand-lg {
    flex-flow: row nowrap;
    justify-content: flex-start;
  }

  .navbar-expand-lg>.container {
    flex-wrap: nowrap;
  }

  .navbar-expand-lg .navbar-toggler {
    display: none;
  }
}

.navbar-custom {
  padding-top: 1.5rem;
  padding-bottom: 1.5rem;
  background-color: #0c2771;
}

.navbar-custom .navbar-brand {
  text-transform: uppercase;
  font-size: 1rem;
  letter-spacing: 0;
  font-weight: 700;
}

header.masthead {
  position: relative;
  overflow: hidden;
  padding-top: calc(7rem + 72px);
  padding-bottom: 7rem;
  background: #0c2771 no-repeat scroll center center;
  background-image: url(res/ptn_main_road.svg);
  background-position: bottom;
  background-repeat: repeat-x;
  background-size: 10px 35px;
}

header.masthead .masthead-content {
  z-index: 1;
  position: relative;
}

@media (min-width: 992px) {
  header.masthead {
    padding-top: calc(4rem);
    padding-bottom: 0;
  }
}

.additional-logo-margin {
  margin-left: .7rem;
}

.additional-margin-for-left-copy-box {
  margin-bottom: 76px;
}

.background-building-img {
  position: absolute;
  z-index: -1;
  bottom: 35px;
  left: 400px;
  margin-top: 10px;
  height: 224px;
  width: 732px;
  background-image: url(res/img_main_illust.png);
  background-repeat: repeat-x;
  background-position: bottom;
}

.jumbo-text {
  font-size: 3rem;
  font-weight: 600;
  line-height: 115%;
  letter-spacing: 0;
  text-align: left;
  margin-bottom: 22px;
}

@media (min-width: 992px) {
  .jumbo-text {
    white-space: nowrap;
  }
}

.mediaum-text-next-jumbo {
  color: rgba(255, 255, 255, .5);
  font-size: 1rem;
  line-height: 160%;
  letter-spacing: 0;
  font-style: normal;
  font-weight: 400;
  text-align: left;
}

.download-guide-text {
  color: rgba(255, 255, 255, .7);
  font-size: 1rem;
  line-height: 160%;
  font-weight: 400;
  text-align: left;
  margin-top: 1rem;
}

#playstore-div {
  text-align: left;
  margin-top: 1.6rem !important;
  font-weight: 300;
}

.store-button-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: .75rem;
}

.header-store-button-row {
  justify-content: flex-end;
}

.store-btn {
  display: inline-flex;
  align-items: center;
  font-weight: 400;
  text-align: left;
  white-space: nowrap;
  color: #fff;
  padding: 1.25rem 1.5rem;
  font-size: 1rem;
  line-height: 1.5;
  border-radius: 12px;
  border: 2px solid rgba(255, 255, 255, .2);
  vertical-align: middle;
  text-decoration: none;
}

.header-play-store-btn {
  text-align: right;
  padding: .9rem 1.7rem;
  border-color: rgba(255, 255, 255, .3);
}

.play-store-btn {
  height: 55px;
  padding-top: 0;
  padding-bottom: 0;
}

.store-btn:not(:disabled):not(.disabled) {
  cursor: pointer;
}

.store-btn:hover,
.store-btn:focus {
  color: #fff;
  text-decoration: none;
}

.store-icon {
  width: auto;
  height: 20px;
  flex: 0 0 auto;
}

.play-store-btn-text {
  color: #dadee9;
  padding-left: .5rem !important;
  font-size: 1rem;
  line-height: 1.5;
  font-weight: 400;
  text-align: center;
  white-space: nowrap;
  text-decoration: none;
}

.app-store-badge-link {
  display: inline-flex;
  align-items: center;
  line-height: 0;
  text-decoration: none;
}

.app-store-badge {
  display: block;
  width: auto;
  height: 55px;
}

.first_section_top_margin {
  margin-top: 100px;
}

.section_top_margin {
  margin-top: 88px;
}

.explanation-title-font {
  color: #262626;
  font-size: 2.5rem;
  font-weight: 600;
  line-height: 1.2;
  margin-top: 26px;
}

.explanation-content-font {
  font-size: 1.1rem;
  font-weight: 300;
  color: #999;
  line-height: 1.5;
}

.feature-support-note {
  display: inline-block;
  margin-top: .5rem;
  font-size: 1rem;
  color: #aaa;
}

.footer-margin {
  background-color: #999;
  margin-top: 120px;
}

@media (max-width: 575.98px) {
  #header-playstore-div {
    flex-basis: 100%;
    margin-top: .75rem;
  }
}