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

header {
    background: #0078D7;
    color: white;
    padding: 1em;
    text-align: center;
}

main {
    padding: 1em;
}

section {
    margin-bottom: 2em;
}

label {
    display: block;
    margin-bottom: 0.5em;
    font-weight: bold;
}

input, textarea, button {
    width: 100%;
    padding: 0.5em;
    margin-bottom: 1em;
    border: 1px solid #ccc;
    border-radius: 5px;
}

button {
    background: #0078D7;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background: #005BB5;
}

ul {
    list-style: none;
    padding: 0;
}

li {
    padding: 1em;
    margin-bottom: 1em;
    border: 1px solid #ccc;
    border-radius: 5px;
    background: #f9f9f9;
}