body {
  background-color: black;
  margin: 0;
  padding-top: 53px;
  font-family: "Roboto", sans-serif;
  color: #ffffff;
}

header {
  max-width: 1230px;
  width: 90%;
  margin: auto;
  display: flex;
  justify-content: space-between;
}
a {
  text-decoration: none;
  color: #ffffff;
}
ul {
  margin: 0;
  padding: 0;
  display: flex;
  list-style: none;
}

.main-nav a,
.secondary-nav a,
.footer-nav a {
  line-height: 90%;
  font-size: 75%;
  margin-right: 10px;
  margin-left: 10px;
}
.secondary-nav a {
  color: #808080;
}
.main {
  text-align: center;
  padding-top: 120px;
  padding-bottom: 30px;
}
.main h1 {
  font-weight: normal;
  font-size: 400%;
  line-height: 75px;
  margin-top: 0;
  margin-bottom: 26px;
}
.main p {
  font-size: 100%;
  line-height: 140%;
  text-align: center;
  text-transform: lowercase;
  max-width: 268px;
  margin: auto;
}
.description:after {
  content: "";
  display: block;
  width: 1px;
  height: 60px;
  background-color: #fff;
  margin: auto;
  margin-top: 26px;
}
.video {
  height: 750px;
  max-width: 1230px;
  width: 90%;
  margin: auto;
}
.features {
  position: relative;
  max-width: 1230px;
  width: 90%;
  margin: auto;
  padding: 100px 0;
}
.features h2 {
  font-weight: bold;
  font-size: 150%;
  line-height: 140%;
  text-transform: uppercase;
  margin-bottom: 45px;
}
table {
  margin-bottom: 200px;
}
td {
  width: 300px;
  padding-top: 7px;
  padding-bottom: 7px;
  font-weight: normal;
  font-size: 112.5%;
  line-height: 179.69%;
}
.features p {
  max-width: 490px;
  font-style: normal;
  font-weight: normal;
  font-size: 100%;
  line-height: 181.25%;
}
.rocket {
  position: absolute;
  top: 100px;
  right: 0;
  z-index: 99;
  max-width: 300px;
}
footer {
  padding: 130px 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.footer-nav a {
  font-style: normal;
  font-weight: normal;
  font-size: 112.5%;
  line-height: 131.25%;
}

footer .logo {
  margin-bottom: 43px;
}
.footer-nav {
  margin-bottom: 28px;
}
footer p,
footer .footer-link {
  font-size: 112.5%;
  line-height: 131.25%;
  color: #808080;
  text-decoration: none;
}
footer p {
  margin-top: 0;
  margin-bottom: 30px;
}
.btn {
  min-width: 260px;
  padding: 20px;
  text-align: center;
  border: 2px solid #ffffff;
  box-sizing: border-box;
  border-radius: 6px;
}
@media (max-width: 960px) {
  .rocket {
    width: 230px;
  }
  td {
    width: 250px;
  }
}
@media (max-width: 768px) {
  header {
    flex-direction: column;
    align-items: center;
  }
  header .logo {
    margin-bottom: 20px;
  }
  .header .main-nav {
    margin-bottom: 20px;
  }
  td {
    width: 200px;
    font-size: 100%;
    line-height: 150%;
  }
  .features p {
    max-width: 350px;
  }
  .rocket {
    max-width: 180px;
  }
  .video {
    width: 100%;
    margin: 0;
  }
}
@media (max-width: 650px) {
  .rocket {
    position: static;
    margin-bottom: 30px;
  }
  table {
    margin-bottom: 0;
  }
  footer {
    padding-top: 0;
  }
}
@media (max-width: 576px) {
  .main-nav {
    padding-top: 50px;
  }

  td {
    font-size: 87.5%;
    width: 150px;
  }
  .footer-nav ul {
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
  }
  .footer-nav .footer-link {
    margin-bottom: 10px;
  }
  footer .logo {
    margin-bottom: 10px;
  }
  footer {
    text-align: center;
  }
}