body {
    font-family: Arial, sans-serif;
    margin: 0;
    padding: 0;
    background: #ffffff;
    color: #002b7f;
}
header {
    background-color: #002b7f;
    color: white;
    padding: 1em;
    text-align: center;
}
header a {
    color: white;
    text-decoration: none;
    margin: 0 1em;
}
footer {
    background-color: #002b7f;
    color: white;
    text-align: center;
    padding: 1em;
    position: relative;
    bottom: 0;
    width: 100%;
}
.call-now {
    position: fixed;
    bottom: 20px;
    right: 20px;
    background-color: #e31837;
    color: white;
    border-radius: 50px;
    padding: 12px 18px;
    text-decoration: none;
    font-size: 16px;
    z-index: 1000;
    display: none;
}
@media (max-width: 768px) {
    .call-now {
        display: block;
    }
}
.container {
    padding: 20px;
}