style.css

#pp {
  margin: auto;
  width: 200px;
  height: 200px;
  border-radius: 50%
}

h1, h2, h3 {
  font-family: 'Zeyada';
  color: #abb5d2;
}

h1 {
  font-size: 4.5em;
}

h2 {
  font-size: 3em;
}

h3 {
  font-size: 1.5em;
}

body {
  font-family: 'Zeyada';
  font-size: 50%
  color: #BAD7E9;
  text-align: center;
  padding: 25px;
  letter-spacing: 2px;
  /* background-color: #EEEEEE; */
}

li {display: inline;}
ul {padding: 5px 10px;}

a {
  color: #567189;
  background-color: #DDDDDD;
  padding: 3.5px;
  border-radius: 3.5px;
  transition: 0.3s ease;
}

a:hover {
  color: #F4EAD5;
  background-color: #495579;
}

.card_container {
  background-color: #c6d0d9;
  padding: 60px;
  width: 75%;
  margin: 25px auto;
  border-radius: 8px;
  border: 5px solid #CFB997;
  box-shadow: 0 0 16px rgba(0,0,0,0.1);
}

.card_banner {
  background-color: #7B8FA1;
  padding: 60px;
  width: 65%;
  margin: 25px auto;
  border-radius: 8px;
  border: 5px solid #CFB997;
  box-shadow: 0 0 16px rgba(0,0,0,0.1);
}

.card_title {
  background-color: #8f979d;
  padding: 60px;
  width: 60%;
  margin: 25px auto;
  border-radius: 8px;
  border: 5px solid #CFB997;
  box-shadow: 0 0 16px rgba(0,0,0,0.1);
}

.card_subcard {
  background-color: #afcae2;
  padding: 60px;
  width: 55%;
  margin: 25px auto;
  border-radius: 8px;
  border: 5px solid #CFB997;
  box-shadow: 0 0 16px rgba(0,0,0,0.1);
}

#card_subcard_h3 h3 {
  color: #1c2c3b;
}

body {
  background-color: #d8ddd8;
}
@media only screen and (max-width: 1200px) {
  body {
    background-color: #488da4;
  }
@media only screen and (max-width: 900px) {
  body {
    background-color: #2d4c57;
  }
@media only screen and (max-width: 600px) {
  body {
    background-color: #1d292d;
  }
}

@media only screen and (max-width: 500px) {
  body {
  font-family: 'Bitter';
  font-size: 60%;
  text-align: left;
  padding: 10%;
  letter-spacing: 1px;
  background-color: #1d292d;
  }
  h1 {
    font-family: 'Bitter';
    color: #abb5d2;
    font-size: 4.5em;
  }
  h2{
    font-family: 'Bitter';
    color: #abb5d2;
    font-size: 3em;
  }
  h2{
    font-family: 'Bitter';
    color: #abb5d2;
    font-size: 1.5em;
  }


/* font-size: x-small;  # 4vw */
/* <div class="banner">
<div class="card_title">
<div class="card_subcard">