*, *:before, *:after {
  box-sizing: border-box;
}

html, body {
  height: 100%;
  margin: 0px;
  padding: 0px;
}

body {
  position: relative;
  background: #000 url("../img/bg_full.jpg") no-repeat center center;
  background-size: cover;
}

img.logo {
  position: absolute;
  bottom: 30px;
  left: 30px;
  width: 30%;
}

.txt {
  margin: 0;
  padding: 0;
  position: absolute;
  left: 30px;
  top: 50%;
  margin-top: -70px;
  font-family: 'POPPINS', sans-serif;
  color: #000;
  font-weight: 200;
  font-size: 70px;
  line-height: 55px;
}


@media only screen and (max-width: 667px) {
  img.logo {bottom: 20px;  width: 55%;}
  .txt {font-size: 40px; line-height: 45px; }
  body {
      background: #000 url("../img/bg_full_mobile.jpg") no-repeat center center;
      background-size: cover;
    }
}