body,html {
    scroll-behavior: smooth;
}

.welcome {
    min-height: 600px;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 195px 0;

    background-color: #fff;
    background-image: url("img/7.png"); 
    background-size: cover;
    background-position: center;
}