style.css

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@200;400;600&display=swap');

* {
    box-shadow: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: 'Poppins', sans-serif;
    display: grid;
    place-items: center;
    min-height: 100vh;
    color: hsl(229, 6%, 66%);
    background-color: hsl(0, 0%, 98%);
}

.header {
    text-align: center;
    margin: 40px 20px 40px 20px;
}

.title {
    font-size: 2.5rem;
    line-height: 1.4;
    font-weight: 200;
    color: hsl(234, 12%, 34%);
    font-size: 40px;
}

.bold_title {
    font-size: 2.5rem;
    line-height: 1.4;
    font-weight: bold;
    color: hsl(234, 12%, 34%);
    font-size: 40px;
}

.description {
    color: hsl(229, 6%, 66%);
    font-size: 16px;
    padding: 24px 0 0;
    max-width: 500px;
    margin: 0 auto;
}

.cards {
    display: grid;
    max-width: 1250px;
    grid-template-columns: 1fr 1fr;
    gap: 1.7em;
    margin: 5em 2em 3.5em 2em;
}

.card {
    padding: 1.5em 2em 7.7em 2em;
    border-radius: 5px;
    box-shadow: 0 7px 18px rgba(97, 98, 158, 0.3);
    position: relative;
    min-width: 250px;
    transform: translateY(-20px);
}

.card:nth-of-type(1) {
    border-top: 4px solid hsl(180, 62%, 55%);
}

.card:nth-of-type(2) {
    border-top: 4px solid hsl(0, 78%, 62%);
}

.card:nth-of-type(3) {
    border-top: 4px solid hsl(34, 97%, 64%);
}

.card:nth-of-type(4) {
    border-top: 4px solid hsl(212, 86%, 64%);
}

.card_title {
    color: hsl(234, 12%, 34%);
    font-size: 1.2rem;
    line-height: 2;
}

.card_description {
    color: hsl(229, 6%, 66%);
    font-size: .8rem;
    line-height: 1.7;
}

.card_img {
    position: absolute;
    right: 1.8em;
    bottom: 1.8em;
}

.attribution {
    text-align: center;
    font-size: 12px;
    color: #111;
}

.attribution a {
    color: red;
}

@media(max-width:747px) {

    .cards {
        grid-template-columns: 1fr;
    }

    .title {
        font-size: 24px;
    }

    .bold_title {
        font-size: 24px;
    }

}

@media(max-width:380px) {
    .card {
        min-width: 180px;
    }
}