#main_contents {
  padding-top: 70px;
}

.maths {
  color: #007BFF;
}

.indent {
  margin-left: 30px;
}

.bg-journal {
  background-color: #C32B72;
}

.bg-conference {
  background-color: #196CA3;
}

.bg-informal {
  background-color: #606B70;
}

.bg-thesis {
  background-color: #F8C91F;
}

.navbar-brand {
  font-size : 40px;
  transition: font-size .2s;
  font-variant: small-caps;
}

.nav-item {
  font-variant: small-caps;
}

h1, h2, h3, h4, h5, h6 {
  font-variant: small-caps;
}

h1, h2 {
  text-decoration: underline;
}

.small-brand {
  font-size: 20px;
}

#main_contents {
  padding-top: 120px;
}

.fa {
  padding: 20px;
  font-size: 30px;
  width: 70px;
  text-align: center;
  text-decoration: none;
  color: white;
  background: #DC3545;
  border-radius: 50%;
  margin-top: 30px;
  margin-bottom: 30px;
}

.fa:hover {
  color: white;
  background: #DC3545;
  opacity: 0.7;
  text-decoration: none;
}

a, a:hover {
  color: #dc3545;
}