html, body {
    height: 100%;
}

.container {
    display: flex;
    gap: 50px;
    flex-wrap: wrap;
    justify-content: center;
    align-content: center;
    min-height: 100vh;      

}

.container > div {
    min-width: 300px;
    min-height: 315px;
    padding: 20px;
    border-radius: 20px;
    text-align: center;
    background-color: palegoldenrod;
    font-family: "courier new", sans-serif;
}

button {
    background-color: rgba(249, 180, 51, 0.871);
    border-radius: 10px;
    padding: 10px;
}

#basic-btn {
    border-color: paleturquoise;
    margin-top: 36px;
}

#standard-btn {
    border-color: palegreen;
}

#premium-btn {
    border-color: rgba(240, 102, 102, 0.462);
}

ul {
    list-style-type: none;
    padding-left: 0px;
}

li {
    margin-bottom: 10px;
}

#c1 {
    background-color: paleturquoise;
}

#c2 {
    background-color: palegreen;
}

#c3 {
    background-color: rgba(244, 5, 5, 0.505);
}