style.css

body {
  background-color: rgb(248, 248, 248);
  color: rgb(10, 10, 10);
  font-family: 'Roboto', sans-serif;
  font-size: 16px;
  line-height: 20px;
}

a {
  text-decoration: none;
  color: rgb(10, 10, 10) ;
}

h1, h2, h3 {
  font-family: 'OpenSans', sans-serif;
  color: rgb(20, 20, 20);
  line-height: 1.5em;
}

h1 {
  font-size: 1.3em;
  color: #27486A;
}

h2 {
  font-size: 1.1em;
  color: #575F7D;
}

#img-rounded {
  width: 100px;
  height: auto;
  border-radius: 50px;
}

.container {
  margin: 20px;
}

.card {
  margin: 20px auto;
  padding: 10px;
  background-color: rgb(255, 255, 255);
  box-shadow: 0px 10px 30px rgba(0,0,0,0.1);
  border-radius: 3px;
  text-align: center;
  width: 600px;
}

.card-social li {
  text-decoration: none;
  font-size: 2.5em;
}

.btn {
  background: rgba(107,114,225, 0.8) ;
  color: rgb(240, 240, 240);
  font-size: 1.1em;
  display: inline-block;
  padding: 10px;
  border-radius: 4px;
}

.btn:hover {
  background: rgba(107,114,225, 1);
}

.list-inline {
  list-style: none;
  padding-left: 0px;
}

.list-inline > li {
  display: inline;
  padding: 0px 20px;
}