body {
  max-width: 1600px;
  margin: 0 auto;
}

header {
  text-align: center;
}

h1 {
  font-family: Courier;
  font-weight: 400;
  color: #555;
  letter-spacing: 0.1em;
  margin: 2em 0 1em 0;
}

h2,h3,p {
  font-family: Courier;
  font-weight: lighter;
  font-size: 1em;
  margin: 0 0 2em 0;
}

h2,footer p {
  color: #777;
}

h3 {
  color: #7f7f7f;
  text-align: center;
}

a {
  color: black;
  text-decoration: none;
}

a:hover {
  color: #a4a4a4;
  text-decoration: underline;
}

.pure-g > div {
  -webkit-box-sizing: border-box;
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

.l-box {
  padding: 1%;
}

.l-box-big {
  padding: 0 3%;
}

.img-section {
  margin-bottom: 5em;
}

.obra img {
  -webkit-transform: -webkit-scale(1);
  -webkit-transition: -webkit-transform 1s;
  transform: scale(1);
  transition: transform 1s;
  border-radius: 3px;
}

.obra img:hover {
  -webkit-transform: -webkit-scale(1.02);
  -webkit-transition: -webkit-transform 1s;
  transform: scale(1.02);
  transition: transform 1s;
}

footer {
  margin: 5em;
  text-align: center;
}

.pure-u-md-1-1 p {
  color: #888;
  text-align: center;
  font-size: 0.9em;
}

.img-brand {
  margin: 0 auto 5em auto;
}