body {
    width: 100%;
    height: 100%;
    font-family: 'Arvo', sans-serif;
}

html {
    width: 100%;
    height: 100%;
    scroll-behavior: smooth;
}

.navbar {
  font-family: 'Lato', sans-serif;
}

.navbar-brand {
  font-weight: 900;
  font-size: 3.2vmin;
}

#intro {
    width: 100%;
    padding: 15% 0;
    text-align: center;
    background:  url(./images/filiberto-santillan-1HCb2gPk3ik-unsplash.jpg) no-repeat center center fixed; 
  -webkit-background-size: cover;
  -moz-background-size: cover;
  -o-background-size: cover;
  background-size: cover;
}

#intro .brand-heading{
  font-size: 12vmin;
  color: white;
  font-family: 'Vollkorn', serif;
}

#about {
  background: #eee;
  padding: 80px 0;
}

h1 {
  font-size: 5.5vmin;
}
#about h1 {
  text-align: center;
  font-size: 6vmin;
}

h2 {
  font-size: 5.2vmin;
}

h3 {
  font-size: 4.5vmin;
}

h4 {
  font-size: 3.5vmin;
}

p {
  font-size: 2.5vmin;
}

.vector-img {
  height: 60px;
  border-color: #505050;
  border-width: 4px;
  border-style: solid;
  border-radius: 50%;
}

#projects {
    height: 100%;
    padding: 60px 0;
    text-align: center;
    background: #fff;
}

#clients {
  height: 100%;
  padding: 60px 0;
  text-align: center;
  background: #eee;
}

#contact {
  height: 100%;
  padding: 60px 0;
  text-align: center;
  background: #505050;
}

#contact-form {
  font-size: 2.7vmin;
}

footer {
  padding: 20px;
  height: 80px;
  background-color: #222;
}

i {
  color: #222;
  size: 20px;
}

.circle-icon {
    background: #fff;
    padding: 12px;
    border-radius: 50%;
    text-align: center;
    vertical-align: middle;
    width: 40px;
    height: 40px;
}

.circle-icon:hover {
  background-color: #eee;
}