body {
    font-family: system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif !important;
    background: rgb(9, 80, 220);
    background: -moz-linear-gradient(90deg, rgba(9, 80, 220, 1) 0%, rgba(9, 88, 210, 1) 50%, rgba(9, 110, 210, 1) 100%);
    background: -webkit-linear-gradient(90deg, rgba(9, 80, 220, 1) 0%, rgba(9, 88, 210, 1) 50%, rgba(9, 110, 210, 1) 100%);
    background: linear-gradient(90deg, rgba(9, 80, 220, 1) 0%, rgba(9, 88, 210, 1) 50%, rgba(9, 110, 210, 1) 100%);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr="#0950dc", endColorstr="#096ed2", GradientType=1);
    color: #fff !important;
}

.whatsapp-button {
    position: fixed;
    bottom: 20px;
    right: 20px;
    width: 60px;
    height: 60px;
    z-index: 1000;
    background-image: url('../img/whatsapp.png');
    background-size: cover;
    border-radius: 50%;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.25);
}

.whatsapp-button:hover {
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.4);
}