style.css

body {
    font-family: 'Red Hat Display', sans-serif;
    font-size: 16px;
    background-image: url('images/pattern-background-desktop.svg');
    background-color: hsl(225, 100%, 94%)
}

h1 {
    font-weight: 900;
    color: hsl(223, 47%, 23%);
}

.card {
    margin-top: 100px;
    width: 450px;
    height: 650px;
    padding: 0;
    border-radius: 30px;
}


.image-top {
    margin: 0;
    padding: 0;
    width: 450px;
    height: 200px;
    border-radius: 30px 30px 0 0;
}

.info {
    color: hsl(224, 23%, 55%);
}

.btn-payment {
    margin: 0 auto;
    background-color: hsl(245, 75%, 52%);
    color: white
}

.btn-payment:hover {
    background-color: hsl(224, 23%, 55%);
    color: white;
    font-weight: 900;
}

.btn-cancel {
    margin: 0 auto;
    color: hsl(224, 23%, 55%)
}

.btn-cancel:hover {
    color: hsl(223, 47%, 23%);
    font-weight: 900;
}

.plan {
    padding-right: 10px;
}

.change {
    color: hsl(245, 75%, 52%)
}

.change:hover {
    color: hsl(224, 23%, 55%)
}

.plan {
    color: hsl(224, 23%, 55%);
    font-size: 18px;
}

.info-plan {
    color: hsl(223, 47%, 23%);
    font-weight: 900;
    font-size: 18px;
}

@media(max-width:375px) {
    .container-fluid {
        width: 350px;
    }

    .image-top {
        width: 350px;
    }

    .plan-complete {
        width: 350px;
    }

    .icono {
        width: 48px;
        height: 48px;
    }
}