style.css

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    
    background-color:aliceblue ;
    line-height: 1.7;
    font-size: 14px;
    font-family: sans-serif;
}
.Testimonials{
    margin: 80px auto;
    padding: 20px 50px;
    max-width: 1440px;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}
.card{
    padding: 20px;
    border-radius: 20px;
    background-color: white;
    margin-bottom: 10px;
    
}
.card:nth-of-type(1){
    grid-column: 1 / 3;
}
.card:nth-of-type(5){
    grid-column: 4 / 5;
    grid-row: 1 / 3;
}
.card:nth-of-type(3){
    grid-column: 2 / 4;
    
}
.card:nth-of-type(4){
    grid-column: 1 / 2;
    grid-row: 2 / 3;
}

.card_purple{
    padding: 20px;
    background-color: hsl(263,55%,52%);
    color: white;
    border-radius: 20px;

}
.card_header{
    display: flex;

}
.card_header div{
    padding-left: 20px;
}
.card_header img{
    border-radius: 50%;
}
.card_lead{
    font-size: 1.5rem;
    font-weight: 500;
    line-height: 1.5;
    margin-bottom: 20px;
}
.card_quote{
    font-size: 15px;
    font-weight: 100;
    opacity: 70%;
}
.card_gray{
    padding: 20px;
    background-color: hsl(217,19%,35%);
    color: white;
    border-radius: 20px;
}
.card_blue{
    padding: 20px;
    background-color: hsl(219,29%,14%);
    color: white;
    border-radius: 20px;
}
footer{
    display: flex;
    justify-content: center;
}
.linkk{
    padding: 10px;
    text-decoration: none;
    border:2px solid black;
    border-radius: 50px;
    color: white;
    background: black;
    margin-left: 15px;
}
a:hover{
    color:red;
}
@media (max-width: 760px){
    .Testimonials{
        grid-template-columns: 1fr;
        width: 100%;
    }
    .card:nth-of-type(1){
        grid-column: 1;
    }
    .card:nth-of-type(5){
        grid-column: 1;
        grid-row: 5;
    }
    .card:nth-of-type(3){
        grid-column: 1;
        grid-row: 3;
        
    }
    .card:nth-of-type(4){
        grid-column: 1;
        grid-row: 4; 
    }
    .card:nth-of-type(2){
        grid-column: 1;
        grid-row: 2; 
    }

}