#tutorials {
  margin-top: 4rem;
}

.card {
  border-radius: 5px;
  box-shadow: 0 14px 26px rgba(0, 0, 0, 0.1);
}

.card .title {
  font-weight: 500;
  font-size: 18px;
}

.card .card-img-top {
  border-top-left-radius: 5px;
  border-top-right-radius: 5px;
}

h4 {
  font-weight: bold;
}

.iframe-container {
  position: relative;
  width: 100%;
  padding-bottom: 56.25%;
  height: 0;
}

.iframe-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

@media screen and (min-width: 601px) {
  .card {
    min-height: 300px;
  }
}