* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: Arial, sans-serif;
}

.page-wrapper {
  width: 100%;
  max-width: 1075px;
  margin: 0 auto;
}

/* HEADER */
.site-header {
  background-color: orange;
  padding: 15px 20px;
}

.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 100%;
}

.logo {
  font-size: 24px;
  font-weight: bold;
  color: white;
}

.nav-list {
  list-style: none;
}

.nav-list li {
  display: inline-block;
  margin-left: 20px;
}

.nav-list a {
  text-decoration: none;
  color: white;
  font-size: 16px;
}

/* BANNER */
.banner {
  width: 100%;
  height: 250px;  shrinks */
  background-image: url("images/banner.jpg");
  background-repeat: no-repeat;
  background-size: cover;    wider/narrower */
  background-position: center;
  display: flex;
  align-items: center;
  justify-content: center;
}

.banner h1 {
  font-size: 42px;
  color: white;
  text-shadow: 2px 2px 4px black;
}

.mobile-heading {
  display: none;
}

/* MAIN SECTION */
.main-content {
  width: 100%;
  overflow: hidden; 
  padding: 20px 0;
}


.left-column {
  float: left;
  width: 55.81%;
  margin-right: 4.65%;
  padding: 20px;
  background-color:darkgrey;
}

.right-column {
  float: left;
  width: 37.21%;
  padding: 20px;
  background-color: #e6e6e6;
}

.right-column img {
  width: 100%;
  height: auto;
  display: block;
  margin-bottom: 15px;
}

.left-column h2 {
  margin-bottom: 15px;
}

.left-column p {
  line-height: 1.6;
}

/* FOOTER */
.site-footer {
  background-color: orange;
  color: white;
  text-align: center;
  padding: 15px;
  clear: both;
}

/* RESPONSIVE */
@media (max-width: 800px) {
  .site-header {
    padding: 12px 10px;
  }

  .nav-list li {
    margin-left: 10px;
  }

  .banner {
    height: 250px; 
  }

  .desktop-heading {
    display: none;
  }

  .mobile-heading {
    display: inline;
  }

  .left-column {
    width: 55.81%;
    margin-right: 4.65%;
  }

  .right-column {
    width: 37.21%;
  }
}
.image-box {
  background-color: white;
  padding: 15px;
  margin-bottom: 20px;
  border: 2px solid black;
}

.image-box img {
  width: 100%;
  height: auto;
  display: block;
}