@import url('https://fonts.googleapis.com/css2?family=Source+Sans+Pro:wght@700&display=swap');

body {
  color: #fff;
  font-family: 'Source Sans Pro', sans-serif;
  background-color: #22272E;
  margin: 0;
  padding: 0;
  text-align: center;
}

body {
  height: auto;
}

.slogan {
  text-align: left;
  font-size: 5.2em;
  font-weight: bold;
  margin-left: 100px;
  margin-bottom: 0;
}

.desc {
  font-size: 2.8em;
  text-align: center;
  margin-bottom: 0;
  margin-top: 0;
  margin-left: 100px;
  text-align: left;
}

.btns-top {
  text-align: left;
  margin-left: 90px;
}

.top-btn {
  font-family: 'Source Sans Pro', sans-serif;
  width: auto;
  height: 80px;
  border: none;
  border-radius: 5px;
  font-size: 2.5em;
  font-weight: bold;
  color: #fff;
  transition: background-color 0.2s ease;
  background-color: #2A3037;
  margin-top: 10px;
  margin-left: 10px;
  cursor: pointer;
}

.top-btn a {
  text-decoration: none;
  color: #fff;
}

.top-btn:hover {
  background-color: #3b424b;
}

.sec-dark {
  width: 100%;
  height: auto;
  background-color: #1d2127;
}

.sec-light {
  width: 100%;
  height: auto;
  background-color: #22272E;
}

.desc-title {
  margin-bottom: 0;
  margin-top: 0;
  font-family: 'Source Sans Pro', sans-serif;
  font-size: 4.7em;
  color: #fff;
  font-weight: bold;
  text-align: center;
}

main {
  flex: 1;
}

.desc-t {
  font-family: 'Source Sans Pro', sans-serif;
  margin-top: 0;
  font-size: 1.8em;
  color: #fff;
  text-align: center;
  margin-left: 200px;
  margin-right: 200px;
}

.link {
  text-decoration: none;
  color: #8d0000;
}