*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    list-style-type: none;
}
html{
    scroll-behavior : smooth;
}
body{
    font-family: 'Poppins', sans-serif;
    background:#f5f5f5;
}
section{
    padding: 3rem 0;
}

/* utilities */
.d-flex{
    display: flex;
}
.justify-content-between{
    justify-content: space-between;
}
.align-items-center{
    align-items: center;
}

.row{
    display: flex;
    flex-wrap: wrap;
}
.col-4{
    width: 33.33%;
}
.img-fluid{
    width: 100%;
    height: auto;
}