.container-4k {
    width: 100%;
    padding-right: 0; 
    padding-left: 0;
    margin-right: auto;
    margin-left: auto;
  }
  
  
  @media (min-width: 2157px) {
    .container-4k {
      max-width: 2145px;
    }
    
  }
  
  @media (min-width: 1800px) {
  .m-nt20vh{
    margin-top: -10vh;
    }
  }