:root {
  --primary-color: #003939;
  --secondary-color: #00FF4C;
}

body {
  margin: 0;
  padding-top: 50px;
  font-family: 'Poppins',sans-serif;
  background-color: #00212b;
}

#app {
  display: grid;
  grid-template-rows: auto max-content;
  height: 100vh;
}

header {
  background: linear-gradient(135deg, var(--primary-color) 1%, var(--secondary-color) 100%);
  color: white;
  padding: 10px 0;
  font-size: 20px;
  width: 100%;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 1000;
  display: flex;
  align-items: center;
  justify-content: flex-start;
  height: 50px;
  border-bottom: 1px solid #2f4851;
}

#logo {
  max-width: 95px;
  margin: 0 20px;
}

header h1 {
  font-size: 28px;
  margin: 0;
}

header p {
  font-size: 16px;
  margin: 0;
}

#content {
  margin-top: 30px;
  display: grid;
  grid-template-columns: 250px 1fr;
}

aside {
  border-right: 1px solid #2f4851;
  padding: 10px;
}

aside, aside a {
  color: #fff;
  line-height: 2rem;
}

aside li.item {
  margin-bottom: 20px;
}

main {
  padding: 10px 20px;
  color: #fff;
}

footer {
  background: #333;
  padding-top: 50px;
  font-size: 15px;
  font-weight: 400;
  line-height: 27px;
  border-top: 1px solid #2f4851;
}

footer a, footer, a {
  color: #fff;
}

footer img {
  max-width: 195px;
  margin-bottom: 20px;
}

footer h4 {
  margin-bottom: 25px;
}

footer ul {
  list-style: none;
  padding: 0;
}

footer a {
  text-decoration: none;
}

footer a:hover {
  color: #fff;
}

footer i {
  margin-right: 5px;
}

footer section {
  margin-bottom: 10px;
}

.copyright {
  text-align: center;
  padding: 30px 0;
}

iframe {
  width: 100%;
  height: 90vh;
  border: none;
  padding-top: 10px;
}


@media (max-width: 600px) {
  header h1 {
    font-size: 24px;
  }

  header p {
    font-size: 14px;
  }
}

section #cards {
  margin-bottom: 50px;
}

#cards {
  margin: 120px 0 60px 0;
  height: calc(100vh - 575px);
  min-height: 515px;
}

.card {
  border: 1px solid #ddd;
  border-radius: 8px;
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.1);
  transition: transform 0.3s ease-in-out;
  padding: 20px;
  margin-bottom: 60px;
  text-align: center;
}

.card:hover {
  transform: translateY(-10px);
}

.card h4 {
  font-size: 20px;
  font-weight: bold;
}

.card p {
  min-height: 75px;
}

.card a {
  border-radius: 10px;
  font-size: 14px;
  color: #fff;
  background: var(--primary-color);
  padding: 10px;
  margin-bottom: 15px;
  text-decoration: none;
}

#back-arrow {
  position: absolute;
  left: 20px;
  bottom: 20px;
  display: block;
  border-radius: 160px;
  padding: 5px 15px;
  background: var(--secondary-color);
  color: #fff;
  font-size: 36px;
}

.box {
  padding: 20px;
  margin-bottom: 30px;
}

.json {
  background-color: #333;
  border-radius: 10px;
  padding: 20px 10px;
  color: #fff5b3
}

.json, .json li ul {
  list-style-type: none;
}

.json .string {
  color: #eeeeee
}

.json .number {
  color: #ccff99
}

.json .bool {
  color: #868efc
}

.json .null {
  color: #f0a5ff
}