body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 800px;
    margin: 30px auto; 
    padding: 20px;
    background-color: #007bff;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

h1 {
    text-align: center;
    color: #fff; 
}

.room-list {
    list-style-type: none;
    padding: 0;
}

.room-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px;
    margin: 10px 0;
    background-color: #fafafa;
    border: 1px solid #ddd;
    border-radius: 5px;
    transition: background-color 0.3s ease;
}

.room-item:hover {
    background-color: #eaeaea;
}

.room-name {
    font-size: 18px;
    color: #555;
}

.join-button {
    padding: 10px 15px;
    font-size: 16px;
    color: white;
    background-color: #007bff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

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

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.4);
}

.modal-content {
    background-color: #fff;
    margin: 10% auto; 
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 400px;
    border-radius: 10px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.2);
}

.modal-header, .modal-footer {
    padding: 10px;
    color: #333;
}

.modal-header {
    text-align: center;
}

.modal-footer {
    text-align: right;
}

.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}

.close:hover, .close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}

.modal input {
    width: 93.5%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #ddd;
    border-radius: 5px;
}

.create-room-button {
    display: block;
    width: 100%;
    padding: 10px;
    font-size: 16px;
    color: white;
    background-color: #1609ab;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    margin-top: 20px;
}

.create-room-button:hover {
    background-color: #218838;
}