.index-background-img{
   position: fixed;
   top: 0;
   left: 0;
   right: 0;
   z-index: -1;

   display: block;
   background-image: url('../img/background/main_keyboard.jpg');
   width: 100%;
   height: 100%;

   background-position: center;
   background-repeat: no-repeat;
   background-size: cover;

   /* -webkit-filter: blur(3px); */
   /* filter: blur(3px); */
}

.Main{
  font-family: 'Raleway', sans-serif;
  text-shadow: 4px 4px 4px #aaa;
  display: inline-block;
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  width: 800px;
  height: 200px;
  margin: auto;
  text-align: center;
}

h1{
  font-size: 75px;
  margin-top: 0;
}

@media only screen and (max-width: 992px) {
  .Main{
    width: 90%;
    height: 30em;
    text-align: center;
  }

  h1{
    font-size: 50px;
    margin-top: 20%;
  }

  h2{
    font-size: 20px;
  }
}