index.css

@font-face {
  font-family: "PlaidFont";
  src: url("./fonts/Plaid/Plaid L Mono.otf");
}
body {
  background-color: rgb(0, 0, 0);
  font-family: "PlaidFont";
  padding: 0;
  margin: 0 auto;
}

.welcome-banner {
  margin-top: 10px;
}
.welcome-banner .row-oriented {
  width: 900px;
  margin: 0 auto;
}
.text-header {
  color: white;
}

.welcome-image img {
  width: 400px;
  margin: 0 auto;
}
.welcome-image p {
  width: 400px;
  margin: 0 auto;
}

.footer-image {
  width: 50px;
}

.column-oriented {
  display: flex;
}

.welcome-text p {
  background-color: #fff;
  border-top-width: 2px;
  border-right-width: 2px;
  border-bottom-width: 2px;
  border-left-width: 2px;
  border-top-color: #24242a;
  border-right-color: #24242a;
  border-bottom-color: #24242a;
  border-left-color: #24242a;
  border-top-style: solid;
  border-right-style: solid;
  border-bottom-style: solid;
  border-left-style: solid;
  padding: 50px;
}
.row-oriented {
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}
.learn-more-section {
  padding: 20px;
  background-color: #62f0ac;
}
.learn-more-btn-containter {
  margin: 20px auto;
  width: 300px;
}
.text-green {
  color: #62f0ac;
}

.learn-more-btn {
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  text-decoration: none;
  margin: 0 auto;
}

.learn-more-btn:hover a {
  color: black;
}
.learn-more-btn {
  padding: 20px;
  background-color: rgba(0, 0, 0, 0.7);
  color: white;
  text-decoration: none;
  margin: 0 auto;
}

.learn-more-btn:hover {
  background-color: rgba(0, 0, 0, 1);
  color: white;
}

.research-btn-containter {
  margin: 0 auto;
  width: 300px;
}
.research-btn {
  background-color: white;
  color: black;
  margin: 0 auto;
  padding: 10px 20px;
  border: 1px solid transparent;
}
.research-btn:hover {
  background-color: rgba(0, 0, 0, 0.8);
  color: white;
  cursor: pointer;
  border: 1px solid white;
}

.content-block {
  padding-top: 20px;
  padding-bottom: 10px;
  margin-left: 30px;
  margin-right: 30px;
  font-family: "PlaidFont";
}

@media (min-width: 900px) {
  .content-block {
    margin-left: 50px;
    margin-right: 50px;
  }
}

@media (min-width: 1200px) {
  .content-block {
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
  }
}

main {
  margin: 0;
  padding: 0 !important;
}

.hero-banner {
  position: relative;
  background-color: rgb(0, 0, 0);
  display: flex;
  justify-content: center;
}

.hero-banner h1 {
  color: rgb(255, 255, 255);
  font-size: 2.5rem;
}

.hero-banner h4 {
  color: rgb(255, 255, 255);
}

.hero-banner .hero-image {
  position: absolute;
  display: none;
  height: auto;
}

@media (max-width: 900px) {
  body {
  }
  .welcome-banner {
  }
  .row-oriented {
    width: 100%;
  }
  .column-oriented {
    flex-direction: column;
  }
  .welcome-banner .row-oriented {
    width: 700px;
  }
  .welcome-image img {
    margin-top: 20px;
    width: 700px;
  }
  .welcome-banner .row-oriented {
    width: 700px;
  }
}

@media (max-width: 600px) {
  body {
  }
  .welcome-banner {
  }
  .row-oriented {
    width: 100%;
  }
  .column-oriented {
    flex-direction: column;
  }
  .welcome-banner .row-oriented {
    width: 360px;
  }
  .welcome-image img {
    margin-top: 20px;
    width: 360px;
  }
}

@media (min-width: 1000px) {
  .hero-banner {
  }
  .hero-banner .hero-image {
    display: initial;
    width: 230px;
  }
}

@media (min-width: 1200px) {
  .hero-banner .hero-image {
    width: 300px;
  }
}

@media (min-width: 1400px) {
  .hero-banner .hero-image {
    width: 400px;
  }
}

.hero-banner .hero-image p {
  margin-bottom: 0;
}

.hero-banner .hero-image-left {
  left: 0;
  bottom: 0;
}

.hero-banner .hero-image-right {
  right: 0;
  bottom: 0;
}

.hero-banner .content-block {
  max-width: 700px;
  z-index: 2;
}

.hero-banner a {
  text-decoration: none;
}

.hero-banner h3 {
  margin-top: 1.3rem;
  margin-bottom: 1.3rem;
}

.hero-banner h4 {
  margin-top: 0;
}

.hero-banner a[role="button"] {
  margin-right: 17px;
  margin-top: 0.6rem;
  margin-bottom: 1.6rem;
}

.hero-banner #btn-guide {
  background-color: rgb(169, 189, 210) !important;
  border: none;
}

.hero-banner ul {
  padding-inline-start: 21px;
  font-size: 1.1rem;
}

.hero-banner ul li {
  padding-bottom: 0.4rem;
}

.alt-background {
  background-color: rgb(247, 249, 251);
  border-top: 1px solid #dee2e6;
  border-bottom: 1px solid #dee2e6;
}

.hello-quarto {
  padding-bottom: 1rem;
}

@media (min-width: 600px) {
  .hello-quarto-banner {
    display: inline-flex;
    align-content: center;
    justify-content: center;
  }

  .hello-quarto-banner h1 {
    margin-right: 40px;
  }

  .hello-quarto-banner ul {
  }
}

.hello-quarto-banner .nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
  border: none;
  border-bottom: 2px solid #2780e3 !important;
  color: black;
  background-color: transparent;
}

.hello-quarto-banner .nav-pills button {
  width: 125px;
}

.hello-quarto .tab-content {
  border: none;
  padding: 0;
  color: rgb(84, 85, 85);
}

.hello-quarto .tab-content p {
  font-size: 1.1em;
  margin-bottom: 1.5em;
}

.hello-quarto div.sourceCode {
  background-color: white;
  border: 1px solid #dee2e6;
}

.hello-output {
  background-color: white;
  border: 1px solid #dee2e6;
  max-height: 675px;
}

.features {
  padding-bottom: 2em;
}

.feature {
  margin-top: 20px;
}

@media (min-width: 800px) {
  .features {
    display: flex;
    flex-direction: row;
    flex-wrap: wrap;
    margin: 0 0 0 -30px;
    width: calc(100% + 30px);
  }
  .feature {
    width: calc(33% - 30px);
    margin: 20px 0 0 30px;
  }
}

.feature h3 {
  margin-top: 0;
}

.feature p:first-of-type {
  margin-bottom: 0.2rem;
  color: rgb(84, 85, 85);
}

.get-started {
  text-align: center;
  padding-bottom: 2rem;
}

.get-started h3 {
  margin-top: 1rem;
  margin-bottom: 2rem;
}

nav.page-navigation {
  display: none;
}

.nav-footer {
  border-top: none !important;
}

.nav-pills .nav-link.active,
.nav-pills .show > .nav-link {
  color: #fff;
  background-color: #ff7518;
}