h1,
h3 {
  color: #439a97;
}

hr {
  border-style: dotted none none;
  /*height: 2px;*/
  width: 30%;
  border-width: 5px;
  color: grey;
}

body {
  background-color: #cdfcf6;
}

form {
  margin-top: 1em;
}
input {
  margin-top: 2em;
}

/* Three image containers (use 25% for four, and 50% for two, etc) */
.row {
  display: flex;
}

.column {
  flex: 33.33%;
  padding: 5px;
}

@media screen and (max-width: 500px) {
  .column {
    width: 100%;
  }
}

.image {
  display: block;
  margin-left: auto;
  margin-right: auto;
  width: 10%;
}

.joinBtn {
  width: 10em;
  height: 5ex;
  background-image: linear-gradient(135deg, #f34079 40%, #fc894d);
  border: none;
  border-radius: 5px;
  font-weight: bold;
  color: white;
  cursor: pointer;
  margin-bottom: 2em;
}

.joinBtn:active {
  box-shadow: 2px 2px 5px #fc894d;
}