* {
  margin: 0;
  padding: 0;
  gap: 0;
}

body {
  padding-top: 30px;
  box-sizing: border-box;
  background-color: black;
}
h1 {
  font-size: 60px;
  color: #009de0;
  margin: 20px;
  text-align: center;
  font-family: Arial, Helvetica, sans-serif;
}
h2 {
  font-size: 50px;
  color: #009de0;
  font-family: Arial, Helvetica, sans-serif;
}
h3 {
  font-size: 30px;
  color: #009de0;
  font-family: Arial, Helvetica, sans-serif;
}
p {
  font-size: 16px;
  color: white;
  font-family: Arial, Helvetica, sans-serif;
}
figcaption {
  font-size: 16px;
  color: #9bdef4;
  font-style: italic;
  font-family: Arial, Helvetica, sans-serif;
}
li {
  font-size: 16px;
  color: white;
  font-family: Arial, Helvetica, sans-serif;
  list-style: disc;
  margin-left: 20px;
}
header {
  width: 79.4444%;
  max-width: 1144px;
  margin: auto;
}
nav {
  background-color: white;
  width: 73%;
  max-width: 1246px;
  margin: 0 auto;
  text-align: center;
  border-radius: 40px;
  height: auto;
  padding: 11.5px;
  box-sizing: border-box;
  box-shadow: 0 5px 5px black;
  position: sticky;
  top: 10px;
}
nav div {
  margin: auto;
  width: 50%;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
}
nav a {
  font-size: 35px;
  padding: 0 2%;
  color: #009de0;
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  text-decoration: none;
  font-weight: bold;
}
main {
  width: 79.4444%;
  max-width: 1144px;
  margin: auto;
}
section {
  padding-top: 60px;
}
section h2 {
  margin: 20px 0;
}
section p {
  text-indent: 20px;
}
footer {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 30px;
  background-color: white;
  border-radius: 20px 20px 0 0;
  padding: 20px;
  margin-top: 90px;
}
footer a {
  color: #009de0;
  font-size: 16px;
}
footer li {
  color: #009de0;
  list-style: disc;
}

.border-radius {
  border-radius: 20px;
}
.flex-row {
  display: flex;
  flex-direction: row;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 30px;
}
.fig-style {
  min-width: 329px;
  width: 50.6993%;
  max-width: 580px;
  max-height: 330px;
}
.img-style {
  width: 100%;
}
.section-text {
  min-width: 329px;
  width: 45%;
  margin: 10px 0;
}
.section-left figcaption {
  text-align: right;
}
.section-left .section-text,
.section-left .fig-style {
  margin-right: auto;
}
.section-right h2,
.section-right p {
  text-align: right;
}
.section-right .section-text,
.section-right .fig-style {
  margin-left: auto;
}
.facts-img {
  width: 100%;
  height: auto;
}

#bg {
  width: 103.125%;
  height: 103.125%;
  position: fixed;
  inset: -30px;
  z-index: -1;
}
#button-top {
  background-color: white;
  width: 64px;
  height: 64px;
  position: fixed;
  bottom: 20px;
  right: 20px;
  /* border: white 5px solid; */
  border-radius: 50%;
  text-decoration: none;
  display: flex;
  z-index: 5;
}
#button-top img {
  margin: auto;
  width: 70%;
  height: 70%;
}
#header-img {
  display: flex;
  flex-direction: row;
}
#header-img-left {
  display: flex;
  flex-direction: column;
  width: 41.958%;
}
#logo-top {
  width: 64.5833%;
  max-width: 310px;
  height: 28.5416%;
  max-height: 137px;
  margin-bottom: auto;
}
#img-concorde {
  width: 100%;
  max-width: 480px;
  max-height: 320px;
}
#img-bus {
  width: 55.944%;
  max-width: 640px;
  height: 100%;
  max-height: 480px;
  margin-left: 2.0979%;
}
#facts-content {
  /* padding: 0 5%; */
  box-sizing: border-box;
}
#facts-content h3 {
  margin-bottom: 10px;
}
#facts-content div {
  width: 45%;
  min-width: 329px;
}
#facts-content figure {
  margin-bottom: 10px;
}
#logo-bottom {
  width: 150px;
  height: 66px;
  float: left;
}