style.css

*{
    margin:0; 
    padding:0; 
    }
.navigation-bg{
    background-color: #fff;
}
.nav-opt {
    margin-left: 480px;
}
.banner-images {
    margin-top: 70px;
}
.carousel-item {
    padding: 10px 25px;
}
.slider-text {
    padding-top: 113px;
}
.slider-text p{
    color: #666;
}
.buy-now {
    background-color: #000000;
    color: #fff;
    padding: 6px 16px;
    border-radius: 6px;
    border: none;
}

.card {
    box-shadow: 3px -1px 17px lightgrey;
}
.card-all-text h5 {
    text-align: center;
}
.card-all-text p {
    text-align: center;
}
.card-all-text h3{
    text-align: center;
}
.card-footer {
    border: none;
    background-color: #fff;
    text-align: center;
}

.see-all {
    font-size: 16px;
    color: #FFCF19;
}
.see-all:hover{
    text-decoration: none;
    color: #FFCF19;
}
.laptop {
    margin-top: 39px;
}

.categories {
    margin: 74px;
}
.beauty, .shoes{
    border: 2px solid;
    margin-top: 19px;
    padding: 20px 36px;
    border-radius: 10px;
    box-shadow: 5px 8px 14px grey;
}
.bag{
    margin-top: 140px;
    border: 2px solid;
}
.col-6{
    max-width: 50%;
}

footer {
    background-color: #F8F9FA;
    margin-top: 50px;
}
footer h4 {
    text-align: center;
    padding: 5px;
    margin: 13px;
    color: #000;
}
.social {
    text-align: center;
    padding-top: 30px;
}
.social a {
    font-size: 20px;
    color: #000;
    border: 3px solid #000;
    border-radius: 10px;
    padding: 5px;
    margin: 16px;
    transition: 0.6s;
    position: relative;
}
.social a:hover {
    color: #000;
    border: 3px solid #000;
}