html {
  position: relative;
  min-height: 100%;
}
body {
  margin-bottom: 60px;
}
.footer {
  position: absolute;
  bottom: 0;
  width: 100%;
  height: 50px;
  background-color: #f5f5f5;
}

body > .container {
  padding: 50px 15px 0;
}
.footer > .container {
  padding-right: 15px;
  padding-left: 15px;
}
.featurette {
  display: table;
  width: 100%;
  height: 30%;
  vertical-align: middle;
  color: #fff;
  position: absolute;
  top: 40%;
}
.featurette-inner {
  display: table-cell;
  vertical-align: middle;
}
.featurette .input-group {
  padding: 3%;
  max-width: 750px; 
  margin: 0 auto;
}