body { 
    font-family: 'Montserrat', sans-serif; 
    background-blend-mode: soft-light;
    background-size: cover;
    background-image: url(images/background.jpg);
}
.link {
color: blue;
}
.link:hover {
text-decoration: underline;
cursor: pointer;
}

button:disabled{
    background-color: gray !important;
    cursor:not-allowed;
}