* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}
body {
  font-family: Arial, sans-serif;

  background-color: white;
  color: black;
}
header {
  background-color: #000;
  height: 370px;
  display: flex;
  align-items: center;
  justify-content: center;
}
header img {
  max-width: 340px;
  max-height: 310px;
  width: auto;
  height: auto;
}
nav {
  background-color: #000;
  position: relative;
}
nav .menu-toggle {
  display: none;
  flex-direction: column;
  cursor: pointer;
  padding: 10px;
}
nav .menu-toggle span {
  background: #00ff56;
  height: 3px;
  width: 25px;
  margin: 4px 0;
}
nav ul {
  list-style: none;
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  padding: 10px;
}
nav ul li {
  padding: 10px;
}
nav ul li a {
  color: #ffffff;
  text-decoration: none;
  padding: 10px;
font-size: 19px;
}
nav ul li a:hover {
  background-color: #00ff56;
  color: #000;
}
@media (max-width: 1100px) {
  nav ul {
    flex-direction: column;
    display: none;
    background-color: #000;
    width: 100%;
  }
  nav ul.show {
    display: flex;
  }
  nav .menu-toggle {
    display: flex;
  }
}
.container {
  padding: 20px;
  max-width: 900px;
  margin: auto;
}
.container h1 {
  font-size: 1.8em;
  margin-bottom: 15px;
}
    a {
            color: black;
            text-decoration: none;
            font-weight: bold;
        }