footer{
    width: 100%;
    background-color: #5D5D5E;
    height: auto;
    margin-top: 100px;
    padding: 40px 0px;
}   
footer article{
    margin-top: 20px;
    margin-left: 30px;
}
footer h3, footer p, footer a{
    color: #e3e3e3;
}

.footer{
    max-width: 1200px;
    padding:50px 0px 0px 0px;
    margin-inline: auto;
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 3fr));
}
footer article:nth-child(3){
    display: flex;
    flex-direction: column;
    row-gap: 10px;
}
footer article:nth-child(4){
    display: flex;
    flex-direction: column;
    row-gap: 10px;
}
@media(max-width:800px){
   footer{
    padding-bottom: 100px;
   }
}