Template:Home/Welcome/styles.css

#welcome {
    width: 50%;
    text-align: center;
}

#welcome img{
    margin-top: 1em;
}

#catlist {
    display: inline-flex;
    flex-wrap: wrap;
    gap: 3em;
    justify-content: center;
}

@media (max-width: 850px) {
    #welcome {    
        width:100%;
    }
}