html {
  font-family: arial, helvetica, sans-serif;
  margin: 0;
  padding: 0; 
}
body {
  background-color: #ccc;
  color: #333;
  margin: 0;
  padding: 30px;
}
/* .clearfix:after {
  clear: both;
  content: " "; 
  display:table;
} */
h1, h2, h3, h4, h5, p, ul, li, ol {
  list-style-type: none;
  margin: 0;
  padding: 0;
}
h1 {
  font-size:30px;
  margin:0 0 10px 0;
}
h2 {
  font-size:18px;
  border-top: 1px solid #333;
  margin:20px 0;
  padding: 20px 0 0 0;
}

header {
  background:#999;
  display:block;
  left:0;
  height:100px;
  width:100%;
  position:fixed;
  top:0;
  z-index:10000;
}
.parallax-image {
  background-repeat: no-repeat;
  background-size: 100% auto;
  border: 1px solid #fff;
  height: 600px;
}
.parallax-image.apostles {
  background-image: url(https://unsplash.it/1600/1200/?random);
  position: relative;
  margin:100px 0 500px;
  width: auto;
}
@media (max-width: 948px) {
  .parallax-image.apostles {
    background-size: 130% auto;
  }
}
@media (max-width: 750px) {
  .parallax-image.apostles {
    background-size: auto 100%;
  }
}
.parallax-image.chair {
  background-image: url(https://unsplash.it/800/1000/?random);
  clear: both;
  height: 280px;
  float:left;
  margin:30px 0 20px 30px;
  width: 280px;
}
.parallax-image.sculpture {
  background-image: url(https://unsplash.it/800/900/?random);
  clear: both;
  height: 250px;
  float: right;
  margin:0 30px 30px 0;
  width: 300px;
}
code {
  background: #666;
  border: 1px solid #fff;
  box-sizing: border-box;
  color: #fff;
  display: block;
  font-size:14px;
  font-family: courier, arial, helvetica, sans-serif;
  padding: 20px;
  margin:0 0 20px 0;
  width: 800px;
}