* {
  padding: 0;
  margin: 0;
}

body {
  /*background-color: #fff;
  padding-top: 40px;
  color: #333; */
  height: 100%;
  width: 100%;
  background: #fff url("../img/hca-bg.jpg") no-repeat;
  background-size: cover !important;
  position: relative;
}

.container {
  width: 100vw; /* or whatever you want */
  height: 100vh; /* or whatever you want */
  line-height: 90vh; /* or whatever you want, should match height */
  text-align: center;
}

.container > img {
  vertical-align: middle;
  max-width: 100%;
}