h1 {
  color: red;
  text-align: center;
  
}
/* This is the color of my design*/
.nav { 
  background-color: dodgerblue; /* The max-width is 100% */
  width: 300px;
  border: 15px solid red;
  padding:50px;
  margin:20px;
  
}

.nav li {
  display: inline-block;
  font-size: 18px;
  padding: 15px; 
}

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