.screen{
  padding:10px;
  width:40%;
  display: block;
  margin: 0 auto;
  margin-top:140px;
}

.slogan{
  width: 18%;
  display: block;
  margin:0 auto;
  margin-top:70px;
}

.logo{
  display: block;
  margin: 0 auto;
  padding:80px;
  width: 24%;
  margin-top:50px;
  
}

@media screen and (max-width: 600px){
  .screen{
    margin-top: 140px;
  }
  .slogan{
    width:60%;
    margin-top:40px;
  }
  .logo{
    width:80%;
    margin-top:0px;
  }
}