* {
     margin: 0;
     padding: 0;
     box-sizing: border-box;
 }
 body {
     background-color: #ffe5e5;
 }
 header {
     background-color: #ff9999;
     padding: 20px;
     text-align: center;
     width: 1200px;
     margin: auto;
 }
 h1 {
     color: white;
     font-size: 30px;
     margin: 0;
 }
 nav {
     background-color: #ffcccc;
     padding: 10px;
     text-align: center;
     width: 1200px;
     margin: auto;
 }
 nav ul {
     list-style-type: none;
     margin: 0;
     padding: 0;
     display: flex;
     justify-content: space-around;
 }
 nav ul li {
     display: inline;
 }
 nav ul li a {
     display: block;
     color: #ff6666;
     text-decoration: none;
     font-size: 16px;
     font-weight: bold;
     padding: 10px 0;
 }
 main {
     max-width: 1200px;
     margin: 20px auto;
     background-color: white;
     box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
 }
 h2 {
     color: #ff6666;
     font-size: 24px;
     margin-bottom: 15px;
     text-align: center;
 }
 p {
     color: #666;
     font-size: 16px;
     line-height: 1.9;
     margin-bottom: 20px;
 }
 footer {
     background-color: #ff9999;
     color: white;
     padding: 20px 10px;
     text-align: center;
     font-size: 14px;
     margin-top: 40px;
     width: 1200px;
        margin: auto;
 }