html,
body {
    box-sizing: border-box;
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    margin: 0;
    padding: 0;
}

body {
    font-family: sans-serif;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #f0f0f0;
    width: 100%;
    height: 100%;
    min-width: 0;
    min-height: 0;
}

.container {
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
    text-align: center;
    max-height: calc(100% - 40px);
    overflow-y: auto;
}

h1 {
    color: #333;
}

p#status {
    font-size: 1.5em;
    color: #007bff;
}

.admin-button {
    position: fixed;
    bottom: 15px;
    right: 15px;
    font-size: 24px;
    cursor: pointer;
    opacity: 0.5;
    transition: opacity 0.3s;
}

.admin-button:hover {
    opacity: 1;
}

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

.modal-content {
    background-color: #fefefe;
    padding: 20px;
    border: 1px solid #888;
    width: 80%;
    max-width: 400px;
    border-radius: 8px;
    text-align: center;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-height: calc(100vh - 40px);
    overflow-y: auto;
}

.close-button {
    position: absolute;
    top: 10px;
    right: 20px;
    color: #aaa;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close-button:hover,
.close-button:focus {
    color: black;
}

.modal-content input,
.modal-content button {
    width: calc(100% - 20px);
    padding: 10px;
    margin-top: 10px;
    border-radius: 5px;
    border: 1px solid #ccc;
}

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

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

#modal-message {
    color: red;
    min-height: 1.2em;
}

@media (max-width: 600px) {
    .container {
        width: 90%;
        padding: 15px;
    }

    .modal-content {
        width: 90%;
        padding: 15px;
        position: absolute;
        top: 50%;
        left: 50%;
        transform: translate(-50%, -50%);
        max-height: calc(100vh - 40px);
        overflow-y: auto;
    }

    p#status {
        font-size: 1.2em;
    }

    .admin-button {
        font-size: 20px;
        bottom: 10px;
        right: 10px;
    }
}