/* body {
  background-color: #fff;
} */
.main-container {
  padding: 0px 50px;
}
.title-header {
  margin: 30px auto;
  font-family: 'Reem Kufi', sans-serif;
  font-size: 40px;
}
.subtitle-header {
  color: #555;
}

.professors {
  text-align: center;
}
.professors div[class^="col-"]{
  margin: 15px auto;
}
.professors img {
  height: 150px;
  margin: 0px auto 10px;
}
.professors .name {
  font-size: 25px;
  font-weight: bold;
  color: #000;
}
.professors .description {
  font-size: 20px;
  color: #555;
}

@media (max-width: 575px) {
  .main-container {
    padding: 0px 20px;
  }
  .title-header {
    margin: 15px auto;
    font-size: 24px;
  }
  .professors div[class^="col-"]{
    margin: 5px auto;
  }
  .professors .name {
    font-size: 24px;
  }
  .professors .description {
    font-size: 20px;
  }
}