style.css

*{
    padding: 0;
    border: 0;
    box-sizing: border-box;
}

body{
    background-color: hsl(225, 100%, 94%);
    background-image: url(Images/pattern-background-desktop.svg);
    background-size: 100%;
    background-repeat: no-repeat; 
}

/* Designed for Desktop Screen 1440px x 800px  */

.container{
    align-items: center;
    justify-content: center;
    margin-top: 9%;
    margin-left: 40%;
    display: flex;
    flex-direction: column;
    width: 25vw;
    height: 70vh;
    background-color: white;
    position: relative;
    font-family: 'Red Hat Display', sans-serif;
    border-radius: 20px;
}
.container #hero{
    margin: auto;
    margin-top: auto;
    height: 180px;
    width: 100%;
    border-top-left-radius: 20px;
    border-top-right-radius: 20px;
    position: absolute;
    top: 0;
}
.container article h2{
    margin-top: 7rem;
    text-align: center;
    font-weight: 900;
}
.container article p{
    line-height: 1.5rem;
    font-size: 16px;
    width: 80%;
    justify-content: center;
    text-align: center;
    margin: auto;
    color: hsl(224, 23%, 55%);
}
.container .plan-wrap{
    display: flex;
    background-color: hsl(225, 100%, 98%);
    border-radius: 10px;
    width: 85%;
    height: 4.5rem;
    align-items: center;
    justify-content: space-between;
    margin-top: 1.5rem;
}
.container .plan-wrap #music{
    margin-left: 10px;
}
.container .plan-wrap .plan p{
    line-height: 1.2rem;
    margin-right: 10px;
}
.container .plan-wrap .change{
    margin-right: 10px;
    color: hsl(245, 75%, 52%);
    text-decoration: underline;
}
.container .plan-wrap .change:hover{
    cursor: pointer;
    color: #766CF1;
}
.container .pay{
    margin-top: 20px;
    border-radius: 10px;
    width: 85%;
    background-color: hsl(245, 75%, 52%);
    color: white;
    height: 2.5rem;
    align-items: center;
    display: flex;
    justify-content: center;
}
.container .pay:hover{
    cursor: pointer;
    background-color: #766CF1;
}
.container .cancel{
    margin-top: 5px;
    margin-bottom: -5rem;
    color: hsl(224, 23%, 55%);
    font-weight: 700;
}
.container .cancel:hover{
    color:hsl(223, 47%, 23%);
    cursor: pointer;
    font-weight: 700;
}

/* Designed for mobile Screen 375px x 800px  */

@media screen and (max-width: 375px) {
    .container{
        margin: auto;
        width: 85vw;
        height: 75vh;
        margin-top: 12.5vh;
    }
}