body {
  width: 100%;
  height: 100vh;
  background: url(../images/body.jpg) 0 0 no-repeat;
  background-size: cover;
}

.footer {
  height: 54px;
  background: rgba(0, 0, 0, 0.5);
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
}
.footer span {
  font-size: 12px;
  color: #fff;
  padding: 0 32px;
}