.flex {
  display: flex;
}

.flex.content-between {
  justify-content: space-between;
}

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

.wrapper {
  margin-left: auto;
  margin-right: auto;
}

body {
  background-color: #f9f9ff;
}

.section-heading {
  margin-bottom: 1.875rem;
  font-family: "Poppins Medium";
  font-size: 28px;
  text-align: center;
}

.section-description {
  margin-bottom: 1.5rem;
  text-align: center;
}

.topnav-navbar .navbar-brand {
  padding-top: 1.5625rem;
}

.topnav-nav .nav-item {
  margin: 0 0.5rem;
}

.topnav-nav .acinpa-item {
  margin: 0;
  vertical-align: middle;
}

.topnav-nav .acinpa-item::after {
  transform: scale(0) !important;
}

.topnav-nav .acinpa-item > .item-img {
  display: none;
  width: 150px;
}

.masthead {
  position: relative;
  padding-bottom: 52px;
  font-family: "Helvetica Neue Condensed Bold";
  text-shadow: 1px 1px #000000;
  color: #ffffff;
}

.masthead::after,
.masthead::before {
  display: block;
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  background-repeat: no-repeat;
  background-size: cover;
}

.masthead::after {
  background-image: url("./images/masthead.png");
}

.masthead::before {
  background-image: url("./images/masthead-deco.png");
}

.masthead-content {
  position: relative;
  z-index: 1;
  max-width: 350px;
  padding-top: 170px;
}

.masthead-heading {
  font-size: 40px;
  margin-bottom: 1rem;
}

.masthead-description {
  font-size: 20px;
}

.section-us {
  padding-top: 49px;
  padding-bottom: 60px;
  color: #686969;
  font-family: "Roboto";
}

.section-us > .container-md {
  max-width: 800px !important;
  margin-left: auto;
  margin-right: auto;
}

.section-us .section-heading {
  color: #000000;
}

.card-service {
  min-height: 290px;
  padding: 1rem;
  box-shadow: rgba(100, 100, 111, 0.2) 0px 7px 29px 0px;
  border-radius: 15px;
  font-family: "Roboto";
}

.card-service > .card-body {
  padding: 0;
}

.card-service .card-icon {
  width: 150px;
  height: 150px;
  margin: 0 auto 1rem;
  border-radius: 50%;
  background-image: url("./images/services.png");
  background-repeat: no-repeat;
  background-color: #ebf0fe;
  background-size: 512px;
}

.card-service > .card-img {
  height: 29px;
  background-color: #4468E2;
}

.card-service > .card-body > .card-title {
  min-height: 42px;
  font-size: 18px;
  color: #000000;
  font-family: "Roboto Medium";
  text-align: center;
}

.card-service > .card-body > .card-text {
  min-height: 116px;
  font-size: 14px;
  text-align: left;
}

.card-service > .card-body > .card-link {
  display: block;
  color: #1c4961;
  font-size: 14px;
}

.projects-icon {
  background-position: -182px 0px;
}

.news-icon {
  background-position: -362px 0px;
}

.section-services {
  padding-bottom: 7rem;
}

.section-associated {
  padding-top: 3rem;
  padding-bottom: 5rem;
  background-color: #f7f8fc;
  background-image: url("./images/pat-01.png");
  background-repeat: no-repeat;
  background-size: 100px;
  background-position: 4px 216px;
}

.wrapper-associated .logo-img {
  display: block;
  max-width: 100%;
  max-height: 80px;
}

#astemar-img {
  margin-top: 0.625rem;
  margin-bottom: 0.625rem;
}

#bathymetric-img {
  margin-top: 0.625rem;
  margin-bottom: 0.625rem;
}

.section-spotlights {
  padding: 5rem 0 3rem;
  background-image: url("./images/spotlights-bg.png");
  background-repeat: no-repeat;
  background-size: cover;
  font-family: "Poppins";
}

.section-spotlights .section-heading {
  margin-bottom: 1rem;
}

.wrapper-spotlights {
  max-width: 680px;
}

.spotlights-slideshow .slideshow-slide {
  position: relative;
  width: 303px;
  margin: 0.9375rem;
  box-shadow: 0px 4px 6px 0px rgba(0, 0, 0, 0.1607843137);
}

.spotlights-slideshow .slideshow-slide .slide-frame {
  position: relative;
  width: 100%;
  height: 250px;
  overflow: clip;
}

.spotlights-slideshow .slideshow-slide .slide-frame > .slide-img {
  position: absolute;
  width: 100%;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.spotlights-slideshow .slideshow-slide .slide-description {
  position: absolute;
  left: 0;
  bottom: 0;
  padding: 0.7rem 0.5rem 0.5rem;
  background-color: rgba(10, 24, 79, 0.8);
  color: #ffffff;
  font-family: "Poppins Medium";
  font-size: 12px;
}

.spotlights-slideshow .slideshow-slide .slide-description.dye-orange {
  background-color: rgba(248, 174, 63, 0.8);
}

.spotlights-slideshow .slick-arrow {
  position: absolute;
  z-index: 1;
  width: 15px;
  height: 25px;
  background-color: transparent;
  background-image: url("./images/arrows.png");
  background-repeat: no-repeat;
  background-size: 45px;
  border: none;
  cursor: pointer;
}

.spotlights-slideshow .slick-prev {
  top: 50%;
  left: 0;
  transform: translate(-40px, -50%);
  background-position: 0px -1px;
}

.spotlights-slideshow .slick-next {
  top: 50%;
  right: 0;
  transform: translate(40px, -50%);
  background-position: -30px -1px;
}

.section-webinar {
  padding-bottom: 9.75rem;
  background-image: url("./images/webinar-bg.png");
  background-repeat: no-repeat;
  background-size: cover;
  font-family: "Roboto";
}

.section-webinar .section-subheading {
  font-family: "Roboto Medium";
  margin-bottom: 1rem;
}

.section-webinar .section-description {
  color: #686969;
  text-align: left;
}

.webinar-youtube {
  width: 100%;
  height: 400px;
}

.section-advertise {
  padding-top: 4rem;
}

.section-advertise .section-heading {
  margin-bottom: 3rem;
}

.wrapper-advertise {
  margin-bottom: 3rem;
}

.wrapper-advertise .logo-img {
  display: block;
  max-width: 100%;
  max-height: 100px;
}

.section-academic {
  padding: 1rem 0 3rem;
  font-family: "Poppins";
}

.section-academic .section-description {
  margin-bottom: 2rem;
}

.wrapper-academic {
  max-width: 850px;
}

.article-academic {
  background-color: #f9e2c6;
}

.article-academic a {
  color: initial;
}

.article-academic .article-content {
  padding: 1rem 1.5rem 0.375rem;
}

.article-academic .article-content > .article-title {
  margin-bottom: 0.5rem;
  font-family: "Poppins Medium";
  font-size: 25px;
}

.article-academic .article-content > .article-subtitle {
  color: #2171cd;
  margin-bottom: 0.5rem;
  font-family: "Poppins Medium";
  font-size: 22px;
}

.article-academic .article-content > .article-description {
  margin-bottom: 0.5rem;
  font-size: 14px;
  color: #222d39;
}

.article-academic .article-content > .article-rating {
  margin-bottom: 0.25rem;
}

.article-academic .article-content > .article-rating > .star-icon {
  display: inline-block;
  width: 30px;
  height: 30px;
  background-image: url("./images/star.png");
  background-repeat: no-repeat;
  background-size: cover;
}

.article-academic .article-content > .article-lecturer {
  margin-left: 0.5rem;
}

.article-academic .article-content > .article-lecturer > .lecturer-role {
  font-size: 12px;
}

.article-academic .article-content > .article-lecturer > .lecturer-name {
  font-family: "Poppins Medium";
  font-size: 14px;
}

.article-academic .article-content > .article-lecturer > .lecturer-undergraduate {
  font-size: 8px;
}

.academic-img {
  display: block;
  width: 100%;
}

.news-content {
  position: relative;
}

.news-thumbnail {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-repeat: no-repeat;
  background-size: cover;
}

.news-title {
  position: relative;
  z-index: 1;
  margin: 0 auto;
  color: #ffffff;
  font-family: "Proxima Nova Alt Bold";
  font-size: 20px;
  text-align: center;
  text-decoration: none;
}

.news-big .news-content {
  padding: 5.96875rem 0;
  height: 159px;
}

.news-content::after {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  display: block;
  content: "";
  opacity: 0.8;
  background-color: rgba(65, 65, 65, 0.4784313725);
}

.news-big .news-title {
  width: 292px;
  font-size: 26px;
}

.news-small .news-content {
  height: 90px;
  padding: 2.421875rem 0;
  margin-bottom: 0.9375rem;
}

.news-small .news-content > .news-title {
  padding: 0 1rem;
  line-height: 30px;
}

#primary-thumbnail {
  background-image: url("./images/thumbnail-01.jpg");
  background-position: -23px 0px;
  background-size: 140%;
}

#secondary-thumbnail {
  background-image: url("./images/thumbnail-02.png");
}

#tertiary-thumbnail {
  background-image: url("./images/thumbnail-03.png");
}

.section-allies {
  padding-top: 3rem;
  padding-bottom: 5rem;
  background-color: #f7f8fc;
  background-image: url("./images/pat-01.png");
  background-repeat: no-repeat;
  background-size: 100px;
  background-position: 4px 216px;
}

.section-allies .section-heading {
  margin-bottom: 3.5rem;
}

.allies-img {
  display: block;
  margin-left: auto;
  margin-right: auto;
  max-height: 110px;
}

#seaonet-img {
  margin-top: 5px;
  max-height: 100px;
}

@media (min-width: 768px) {
  .masthead {
    height: 650px;
    margin-top: -279px;
  }
  .masthead::before {
    height: 702px;
  }
  .masthead::after {
    height: 650px;
  }
  .masthead::before,
  .masthead::after {
    background-position: -340px 0px;
  }
  .section-webinar {
    background-position: -500px 0px;
  }
  .footer {
    background-position: -230px 0px;
  }
  .card-service > .card-body {
    min-height: 192px;
  }
}
@media (min-width: 992px) {
  .topnav-nav .acinpa-item > .item-img {
    display: block;
  }
  .masthead {
    height: 616px;
    margin-top: -138px;
  }
  .masthead::before,
  .masthead::after {
    background-position: -230px 0px;
  }
  .masthead::before {
    height: 668px;
  }
  .masthead::after {
    height: 616px;
  }
  .section-webinar {
    background-position: -230px 0px;
  }
  .card-service > .card-body {
    min-height: 160px;
  }
  .footer {
    background-position: 0 0;
  }
}
@media (min-width: 1200px) {
  .masthead::before,
  .masthead::after {
    background-position: 0px -108px;
  }
  .section-webinar {
    background-position: 0 -86px;
  }
}