style.css

@import url("http://fonts.googleapis.com/css?family=Open+Sans:400,300,700|Poppins:300,400,500,700");
@import url('https://fonts.googleapis.com/css2?family=Roboto+Mono:wght@500&display=swap');

body {
  font-family: 'Open Sans', sans-serif;
  font-weight: 300; /* if you want the light version */
  background-color: rgb(223, 248, 246);
}

h1 {
    font-family: 'Roboto Mono', monospace;;
    font-weight: 400;
    color: #05668d
}

h2 {
    font-family: 'Roboto Mono', monospace;
    font-weight: 600;
    color: #05668d;
    background-color: #a9dadf;
    }

div {
  background-color: rgb(250, 250, 250);
  text-align: center;
  border-radius: 5px;
  padding: 30px;
  box-shadow: 0 10 px 30 px rgba(0,0,0, .1);
  margin: 0 auto;
}

a {color: #05668d;

}

a:hover { color: red;

}

img {
  border-radius: 20px;
}

.list-inline {
  display:inline;
}

.container {
  width: 600px;   /* This sets the width */
  margin: 0 auto; /* This automatically sets left/right margins */
}

.btn-blue{
  background: red;
  color: white;
  padding: 16px 32px;
  border-radius: 4px;
  text-decoration: none;
  font-weight: 600;
}

.btn-blue:hover {color:#05668d;

}

#banner {
  background-size: cover;
  color:red;
}

@media (max-width: 960px) {
  /* For a screen < 960px, this CSS will be read */
  .container {
    width: 700px;
  }
}
@media (max-width: 720px) {
  /* For a screen < 720px, this CSS will be read */
  .container {
    width: 500px;
  }
}
@media (max-width: 540px) {
  /* For a screen < 540px, this CSS will be read */
  .container {
    width: 300px;
  }
}

@media (max-width: 960px) {
  .card-white {
    width: 700px;
  }
}
@media (max-width: 720px) {
  .card-white {
    width: 500px;
  }
}
@media (max-width: 540px) {
  .card-white {
    width: 300px;
  }
}

@media (max-width: 960px) {
  #school {
    width: 700px;
  }
}
@media (max-width: 720px) {
  #school {
    width: 500px;
  }
}
@media (max-width: 540px) {
  #school {
    width: 300px;
  }
}