body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: linear-gradient(135deg, #6e8efb, #a777e3);
    color: #fff;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
}

.container {
    width: 80%;
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

header {
    margin-bottom: 30px;
}

header h1 {
    font-size: 4em;
    margin: 0;
    padding: 0;
    color: #fff;
}

.form-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(0, 0, 0, 0.7);
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 0 20px rgba(0, 0, 0, 0.4);
    margin-bottom: 30px;
}

.form-container label {
    font-size: 2em;
    margin-bottom: 20px;
    color: #fff;
}

.form-container input {
    font-size: 1.8em;
    padding: 15px;
    border-radius: 10px;
    border: 2px solid #ddd;
    margin-bottom: 20px;
    width: 100%;
    max-width: 600px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
}

.form-container .icon-button {
    font-size: 2em;
    padding: 15px;
    border: none;
    border-radius: 10px;
    background-color: #ff6f61;
    color: #fff;
    cursor: pointer;
    transition: background-color 0.3s ease, transform 0.3s ease;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.3);
    margin: 10px;
}

.form-container .icon-button:hover {
    background-color: #ff3b30;
    transform: scale(1.05);
}

.hidden {
    display: none;
}

.info {
    margin: 30px 0;
}

.info span {
    display: block;
    font-size: 2em;
    margin: 10px 0;
}

.status-message {
    font-size: 2em;
    margin-bottom: 30px;
    color: #ff6f61; /* لون الرسائل */
}

table {
    width: 100%;
    border-collapse: collapse;
    margin: 30px auto;
    background-color: rgba(0, 0, 0, 0.7);
    border-radius: 10px;
    overflow: hidden;
}

table, th, td {
    border: 2px solid #ddd;
}

th, td {
    padding: 20px;
    text-align: center;
}

th {
    background-color: #333;
    color: #fff;
    font-size: 1.8em;
}

tr:nth-child(even) {
    background-color: #f4f4f4;
}

tr:hover {
    background-color: #e0e0e0;
}

tr td.variable {
    color: #ff6f61; /* لون العنصر المتغير */
    font-weight: bold;
}

.icon-button i {
    font-size: 1.5em;
}

footer {
    font-size: 1.5em;
    margin-top: 30px;
}