body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 20px;
}

#app {
    max-width: 800px;
    margin: 0 auto;
}

form {
    display: grid;
    gap: 10px;
    margin-bottom: 20px;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 8px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f2f2f2;
}

button {
    margin-left: 5px;
}