body {
    font-family: Arial, sans-serif;
    background-color: #f4f4f4;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 600px;
    margin: 50px auto;
    padding: 70px;
    background-color: #fff;
    box-shadow: 0px 0px 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

h2 {
    text-align: center;
    margin-bottom: 20px;
}

.input-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 5px;
}

input[type="text"],
input[type="password"] {
    width: 95%;
    padding: 10px;
    border: 1px solid #ddd;
    border-radius: 4px;
    font-size: 16px;
}

input[type="submit"] {
    width: 100%;
    padding: 10px;
    background-color: #007BFF;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

button {
    width: 100%;
    padding: 10px;
    background-color: #007BFF;
    color: #fff;
    border: none;
    border-radius: 4px;
    font-size: 18px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

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

.logout-btn {
    display: inline-block;
    margin-top: 20px;
    padding: 10px 15px;
    background-color: #f44336;
    border: none;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
    color: #fff;
}

.logout-btn:hover {
    background-color: #880808;
}
.restart-btn {
    display: inline-block;
    padding: 10px 15px;
    background-color: #f44336;
    border: none;
    text-decoration: none;
    border-radius: 5px;
    transition: background-color 0.3s;
    color: #fff;
}

.restart-btn:hover {
    background-color: #880808;
}



/* Πίνακας στυλ */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 20px;
}

table th, table td {
    padding: 10px;
    border: 1px solid #e1e1e1;
    text-align: left;
}

table th {
    background-color: #f2f2f2;
}

table tr:hover {
    background-color: #f9f9f9;
}

#drop_zone {
    border: 2px dashed #bbb;
    padding: 20px;
    text-align: center;
    cursor: pointer;
    margin-bottom: 20px;
}

#drop_zone:hover {
    background-color: #f7f7f7;
}

.pagination {
    margin-top: 20px;
    text-align: center;
}

.pagination a {
    margin: 0 5px;
    padding: 5px 10px;
    border: 1px solid #ccc;
    text-decoration: none;
    color: #333;
}

.pagination a.active {
    background-color: #007bff;
    color: white;
    border-color: #007bff;
}



/* Responsive styles */
@media (max-width: 480px) {
    .container {
        margin-top: 20px;
    }
}