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

header {
    background: #007bff;
    color: white;
    padding: 10px 20px;
    text-align: center;
}

input[type="text"] {
    padding: 10px;
    width: 70%;
    margin: 10px 0;
}

button {
    padding: 10px 15px;
    background: #28a745;
    color: white;
    border: none;
    cursor: pointer;
}

button:hover {
    background: #218838;
}

main {
    padding: 20px;
}

#providerList {
    display: flex;
    flex-wrap: wrap;
    gap: 20px;
}

.provider {
    background: white;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 15px;
    width: calc(33% - 20px);
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.provider h2 {
    margin: 0 0 10px;
}

footer {
    text-align: center;
    padding: 10px;
    background: #007bff;
    color: white;
    position: relative;
    bottom: 0;
    width: 100%;
}