.custom-header{
    position:relative;
    height: 100%;
    width:100%;
}

.custom-header img {
    /* display: block; */
    /* margin: auto; */
    max-width: 10%;
    max-height: 50px;
    position: relative;    
    left: 50%;
    top: 18px;
    /* object-fit: cover; */
    filter: grayscale(100%);
  }
  
  .custom-header h1 {
    float: left;
    top: 18px;
    left: 10px;
    /* font-size: 3vw; */
    /* max-width: 40%; */
  }

  .custom-header nav {
      top: 18px;
      float: right;
      /* font-size: 3vw; */
  }