.header {
  background: #445721;
}
.navbar {
  max-width: 1140px;
  margin: 0 auto;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.navbar ul {
  display: flex;
  list-style: none;
}
.navbar li {
  margin-left: 2rem;
}
.navbar a {
  color: white;
}

.hero {
  min-height: 450px;
  background: url("img/monky.jpg") no-repeat;
  background-size: cover;
  display: flex;
  align-items: center;
  justify-content: center;

}

.lead {
  color: white;
  text-align: center;
}

.content {
  display: flex;
  max-width: 1140px;
  margin: 0 auto;
}

.main {
  flex: 5;
}

.sidebar {
  flex: 2;
}

.sidebar img {
  width: 100%;
}

.section {
  display: flex;

}
.image {
  flex: 2;
}
.desc {
  flex: 5;
  padding: 0 2rem;
}
.section img {
  max-width: 100%;
}

.footer {
  min-height: 200px;
  background: #666;
  display: flex;
  justify-content: center;
  align-items: center;
  color: white;
  margin-top: auto;
}

.h-100 {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

@media(max-width: 768px) {
  .navbar {
    flex-direction: column;
  }
  ul {
    flex-wrap: wrap;

  }
  .navbar img {
    margin: 1rem auto;
  }

  .content {
    flex-direction: column;
  }

  .section {
    flex-direction: column;
  }

  .desc {
    padding: 0;

  }

  .content, .image {
    margin-right: 0;
  }

 
}