* {
  margin: 0;
  padding: 0;

}

body {
  /*_width: 100%;*/
  /*margin: 0px auto 0;*/
  /*max-width: 1600px;*/
  /*text-align: center;*/
  /*text-shadow: 0 -2px 1px #000;*/
  -webkit-font-smoothing: antialiased;
  }

@media screen and (max-width: 600px) {
  h1 {
    /*font: 24px/50px "Helvetica Neue", Helvetica, Arial, sans-serif;*/
    }
  .callbacks_nav {
    top: 47%;
    }
  }