body {
  text-align: center;
  font-family: 'Roboto', sans-serif;
}
img {
  margin: 40px;
  max-width: 100%;
}
#perfabrics-logo {
  width: 262px;
}
#head-title {
  color: #777;
  font-weight: 400;
  font-size: 16px;
  letter-spacing: 0.3em;
}
#head-subtitle {
  color: #777;
  font-weight: 400;
  font-size: 16px;
  letter-spacing: 0.3em;
}
.circ {
  margin: 40px;
  display: inline-block;
}
.circ .overlay {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  display: none;
  background-image: url("circolare-overlay.png");
}
#circ1 {
  margin: 20px auto;
  display: inline-block;
  width: 356px;
  height: 152px;
  position: relative;
  background-image: url("bravery-logo.png");
}
#circ1:hover .overlay,
#circ2:hover .overlay {
  display: block;
}
#circ2 {
  margin: 20px auto;
  display: inline-block;
  width: 448px;
  height: 125px;
  position: relative;
  background-image: url("markertitlogo.jpg");
}
a {
  color: #aaa;
  font-weight: 700;
  font-size: 19px;
  font-family: 'Roboto', sans-serif;
}
a:hover {
  color: #222;
}
.footer {
  margin-top: 70px;
  color: #aaa;
  font-size: 13px;
  font-weight: 900;
}
@media (max-width: 768px) {
  .circ {
    display: block;
  }
  #circ1,
  #circ2 {
    display: inline-block;
  }
}