main .block {
  width: 50%;
}

main .block h1 {
  font-size: 50px;
  font-weight: bold;
}

main .block p {
  font-size: 24px;
  max-width: 600px;
  font-weight: 400;
}

#problem img {
  width: 250px;
  min-width: 200px;
  height: auto;
}

#mainImage {
  float: left;
}

main .section {
  padding-bottom: 100px;
  /* overflow: hidden; */
}

#quote {
  text-align: center;
  background-color: #f3f3f3;
  padding: 50px;
}

#quote blockquote {
  font-size: 24px;
  margin: 0 auto;
  max-width: 730px;
  font-style: italic;
}

#quote .symbol {
  background-color: #4d4d4d;
  color: white;
  border-radius: 10px;
  line-height: 75px;
  width: 50px;
  height: 50px;
  font-size: 50px;
  font-weight: bold;
  margin: 0 auto;
  margin-bottom: 20px;
}

#conclusion {
  text-align: center;
  padding: 100px;
  font-size: 24px;
  max-width: 1200px;
  margin: 0 auto;
}

#solution {
  background-color: #f3f3f3;
  padding-top: 100px;
}

#sdg-image {
  max-width: 30vw;
}

#sources {
  text-align: center;
  padding: 50px
}

#sources h2 {
  font-size: 30px;
}

#sources a {
  font-size: 20px;
  color: inherit;
  text-align: center;
  padding: 16px;
  text-decoration: none;
}

#sources a:hover {
  color: #6e6e6e;
}

.icon-center {
  text-align: center;
}

.icon-center img {
  /* position: absolute; */
  /* top: 50%; */
  /* transform: translateY(-50%); */
  width: 150px;
}

@media screen and (max-width: 1600px) {
  #mainImage {
    float: right;
  }
}

@media screen and (max-width: 800px) {
  #mainImage {
    float: unset;
  }

  main section {
    padding-top: 20px;
    padding-bottom: 20px;
  }

  main .block {
    width: unset;
  }

  main .block h1 {
    font-size: 40px;
  }

  #conclusion {
    padding: 25px 50px 25px 50px;
  }

  #solution img {
    max-width: 300px;
  }

  #solution .block h1,
  #solution .block h2,
  #solution .block p {
    text-align: center;
  }

  #sources {
    text-align: center;
  }

  #sources a {
    display: block;
  }

  .float-left,
  .float-right {
    float: unset;
  }
}