header {
  max-height: 100vh;
  overflow: hidden;
}

header h2 {
  font-family: serif;
  font-weight: normal;
}

header #image-container {
  position: relative;
  z-index: -1;
  width: 100vw;
  max-height: 100vh;
}

header #image-container img {
  width: 100vw;
}

header h2 {
  position: absolute;
  top: 60%;
  left: 50%;
  transform: translateY(-50%) translateX(-50%);
  width: max-content;
  color: #ffffff;
  font-size: 4rem;
  line-height: 9rem;
  text-shadow: .1rem .1rem .2rem #666;
}

@media screen and (max-width: 900px) {
  header h2 {
    font-size: 2rem;
    line-height: 2rem;
  }
}

#strengths ul {
  margin: 2rem 0 0 0;
  padding: 0;
}

#strengths ul {
  list-style: none;
}

#strengths li {
  padding: .8rem;
  border-radius: 8px;
  box-shadow: 0 0 6px #66666666;
}

@media screen and (min-width: 900px) {
  #strengths ul {
    display: flex;
  }

  #strengths li {
    flex: 1;
  }

  #strengths li:not(:first-child) {
    margin-left: 1.4rem;
  }
}

@media screen and (max-width: 900px) {
  #strengths li {
    margin: 1.9rem 0 0 0;
  }
}

#strengths .header h3 {
  font-size: 1.4rem;
  font-weight: bold;
  margin: 0 0 .3rem 0;
}

#strengths .header .subtitle {
  color: #e29751;
}

iframe {
  width: 100%;
  height: 78rem;
}

@media (max-width: 640px) {
  iframe{
      height: 98rem;
  }
 }