body {
#  background-color: powderblue;
  background-image: url('../images/parchment.png');
  margin: 0;
  padding: 0;
}

.banner {
  width: 100%;
  height: auto;
}


body, html {width: 100%; height: 100%; margin: 0; padding: 0}
.row-container {display: flex; width: 100%; height: 100%; flex-direction: column; background-color: blue; overflow: hidden;}
.first-row {background-color: lime; }
.second-row { flex-grow: 1; border: none; margin: 0; padding: 0; }