/* make a default style for a static web page */
body {
  background-color: #fff;
  color: #000;
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.42857143;
  margin: 0;
}
h1, h2 {
  text-align: center;
  width: 100%;
}
a {
  color: #337ab7;
  text-decoration: none;
}
a:hover {
  color: #23527c;
  text-decoration: underline;
}

.card-container {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  margin: 0 auto;
}

.card {
  margin: 0 auto;
  width: 100%;
  max-width: 400px;
  padding: 20px;
  background-color: #fff;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.card h3 {
  margin: 0 0 1rem 0;
  padding: 0 1rem 1.5rem 1rem;
  font-size: 20px;
  font-weight: 400;
  text-align: center;
  border-bottom: 1px solid #337ab7;
}

.card-description {
margin: 0;
  padding: 0 0 2rem 0;
  font-size: 16px;
  font-weight: 400;
  text-align: center;
}
.card-footer {
  font-size: 10px;
}