/* Change Main Menu background and botton border colors colors */
.primary-navigation {
    background: #24248F;
    border-bottom: 4px solid #18376A;
    float: left;
    display: block;
    position: relative;
    width: 100%;
}

/*Change Main Menu item hover color */
.primary-navigation li:hover > a {
    color: #FFFFFF;
    background: #B54747;
}

/* Change font size and type of headers */

h1, h4 {
  font-family: Georgia, Times, serif;}

h1 {
    font-size: 30px
}

h4 {
  font-size: 20px
}

h6 {
  font-family: Century, Cambria, serif; 
  font-size: 12px;
  color: #18376A
}


/* Add caption to site photo of Bay Bridge */
.site-header {
<h4> Chesapeake Bay Bridge </h4>
}