#contribute.card {
width: calc(100% / 3 - 0.4rem);
min-width: calc(860px/4 - 0.4rem);
background-color: #00af89;
border-color: #00af89;
}
#contribute.card h3 {
color: #fff;
}
#contribute.card p {
color: #eaecf0;
}
#contribute .card-button {
background: #14866d;
}