body{
    background-color: black;
}
.hero{
    height: 98vh;
    /* width: 100vw; */
    display: flex;
    align-items: center;
    justify-content: center;

}
.hero>img{
    width: 300px;
}
@media only screen and (max-width:400px) {
    .hero>img{
        width: 250px;
    }
    
}