body {
    font-family: Arial, sans-serif;
    background-color: #f5f5f5;
    text-align: center;
}

.container {
    width: 90%;
    max-width: 400px;
    margin: 50px auto;
    background: white;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
}

h2 {
    color: #333;
}

input, select, button {
    width: 90%;
    padding: 10px;
    margin: 10px 0;
    border-radius: 5px;
    border: 1px solid #ccc;
}

button {
    background-color: #007bff;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background-color: #0056b3;
}

a {
    display: inline-block;
    margin-top: 10px;
    color: #007bff;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

/* 申請リスト用カード */
.request-card {
    background: #f9f9f9;
    padding: 15px;
    margin: 10px auto;
    border-radius: 5px;
    box-shadow: 0px 2px 4px rgba(0, 0, 0, 0.1);
    text-align: left;
    max-width: 360px;
}

.request-card p {
    margin: 0 0 10px;
    font-size: 16px;
}

.approve-btn {
    background-color: #28a745;
}

.approve-btn:hover {
    background-color: #218838;
}

.reject-btn {
    background-color: #dc3545;
}

.reject-btn:hover {
    background-color: #c82333;
}