body {
    font-family: Arial, sans-serif;
    background: #f4f4f4;
    margin: 0;
    padding: 20px;
}
.container {
    max-width: 960px;
    margin: auto;
    background: #fff;
    padding: 25px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0,0,0,0.1);
}
h2, h3 {
    text-align: center;
    margin-bottom: 20px;
}
label {
    display: block;
    margin-top: 12px;
}
input[type="text"], input[type="email"], input[type="date"], input[type="number"], input[type="password"], select, textarea {
    width: 100%;
    padding: 8px;
    margin-top: 4px;
    border: 1px solid #ccc;
    border-radius: 4px;
    box-sizing: border-box;
}
button {
    margin-top: 20px;
    background: #007bff;
    color: white;
    padding: 10px 16px;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}
button:hover {
    background: #0056b3;
}
table {
    border-collapse: collapse;
    width: 100%;
    margin-top: 20px;
}
table th, table td {
    border: 1px solid #ccc;
    padding: 8px;
    text-align: left;
    font-size: 14px;
}
@media screen and (max-width: 768px) {
    .container {
        padding: 15px;
    }
    table th, table td {
        font-size: 13px;
    }
    h2, h3 {
        font-size: 18px;
    }
}
@media screen and (max-width: 480px) {
    input, select, textarea, button {
        font-size: 16px;
    }
    table, thead, tbody, th, td, tr {
        display: block;
    }
    table thead {
        display: none;
    }
    table td {
        position: relative;
        padding-left: 50%;
        text-align: right;
        border: none;
        border-bottom: 1px solid #ddd;
    }
    table td::before {
        content: attr(data-label);
        position: absolute;
        left: 10px;
        width: 45%;
        padding-right: 10px;
        white-space: nowrap;
        text-align: left;
        font-weight: bold;
    }
}