body {
font-family: sans-serif;
line-height: 1.6;
margin: 0;
background-color: #ffffff;
color: #333;
display: flex;
flex-direction: column;
min-height: 100vh;
}
header {
background: #3F51B5;
color: #fff;
padding: 1rem;
text-align: center;
}
header h1 {
margin: 0;
font-size: 2rem;
}
nav {
margin-top: 1rem;
}
nav a {
color: #fff;
text-decoration: none;
margin: 0 1rem;
padding: 0.5rem;
border-radius: 4px;
transition: background-color 0.2s;
}
nav a:hover, nav a.active {
background-color: rgba(255, 255, 255, 0.2);
}
main {
flex: 1;
padding: 2rem;
max-width: 960px;
margin: 0 auto;
width: 100%;
box-sizing: border-box;
}
h2 {
color: #3F51B5;
border-bottom: 2px solid #f0f0f0;
padding-bottom: 0.5rem;
}
footer {
background: #f4f4f4;
text-align: center;
padding: 1rem;
margin-top: auto;
font-size: 0.9rem;
color: #666;
}