body {
    font-family: sans-serif;
    background-color: #f0f2f5;
    color: #333;
    margin: 0;
    padding: 20px;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

h1 {
    text-align: center;
    color: #1877f2;
}

form {
    display: flex;
    margin-bottom: 20px;
}

input[type="text"] {
    flex-grow: 1;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

button {
    padding: 10px 20px;
    background-color: #1877f2;
    color: #fff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

button:hover {
    background-color: #166fe5;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th, td {
    padding: 12px;
    text-align: left;
    border-bottom: 1px solid #ddd;
}

th {
    background-color: #f2f2f2;
}

.status-dot {
    height: 10px;
    width: 10px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 5px;
}

.green {
    background-color: #42b72a;
}

.red {
    background-color: #fa383e;
}

.grey {
    background-color: #a0a0a0;
}

.error {
    color: #fa383e;
    margin-bottom: 15px;
}