/*!
 * Start Bootstrap - Scrolling Nav (https://startbootstrap.com/template-overviews/scrolling-nav)
 * Copyright 2013-2019 Start Bootstrap
 * Licensed under MIT (https://github.com/BlackrockDigital/startbootstrap-scrolling-nav/blob/master/LICENSE)
 */
header {
  position: relative;
  background-color: gray;
  background: url('../img/ship\ &\ sky2.jpg') no-repeat center center;
  background-size: cover;
  min-height: 300px;
}
 

section {
  padding: 50px 0;
}

@media screen and (min-width:400px){
  header {
    min-height: 400px;
  }
}