* {
    box-sizing: border-box;
}

main {
    max-width: 800px;
    margin: 0 auto;
    padding: 30px;
}

main a:hover {
    color: #e53e3e;
}

body{
    background-color: #000000;
    color:#ffffff;
    font-family:Arial, Helvetica, sans-serif;
    line-height: 1.6;
}

header {
    background-color: #ffcc00;
    color: #000000;
    padding: 30px;
    text-align: center;
}

header a {
    text-decoration: none;
    color: #000000;
    padding-bottom: 5px;
}

nav {
    background-color: #000000;
    padding: 12px;
}

nav ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    gap: 25px;
}

nav a {
    color: #ffcc00;
    text-decoration: none;
    padding: 8px 14px;
}

nav a:hover {
    text-decoration: none;
    color: #e53e3e;
}

img {
    max-width: 100%;
    height: auto;
    padding: 6px;
    border: 1px solid #e53e3e;
    background-color: #ffffff;
}

h1 {
    color: #000000;
    text-align: center;
}

h2 {
    color: #e53e3e;
    border-bottom: 2px solid #e53e3e;
    padding-bottom: 8px;
    margin-bottom: 20px;
}

.design {
    color: #e53e3e;
    border-bottom: 2px solid #e53e3e;
}

footer {
    background-color: #ffcc00;
    color: #000000;
    padding: 20px;
    text-align: center;
    width: 100%;
    box-sizing: border-box;
}

.link {
    color: #ffcc00;
}