.invalid-input {
    background-color: #faedec;
}
.has-error .select2-selection {
    border: 1px solid #a94442;
    border-radius: 4px;
    background-color: #FAEDEC;
}

.whatsapp-float {
    position: fixed;
    bottom: 20px;
    right: 70px;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    border-radius: 50%;
    box-shadow: 0px 2px 5px rgba(0, 0, 0, 0.25);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
    text-decoration: none;
}

.whatsapp-float img {
    width: 35px;
    height: 35px;
}

@media (max-width: 768px) {
    .whatsapp-float {
        width: 50px;
        height: 50px;
        bottom: 15px;
        right: 60px;
    }

    .whatsapp-float img {
        width: 30px;
        height: 30px;
    }
}