.patrocinadores{
    padding-top: 50px;
}
.patrocinadores h2{
    text-transform: uppercase;
    font-size: 22px;
    margin: 5px 0 15px;
    color: #555;
    text-align: center;
    font-weight: bold;
}
.patro{    
    display: flex;
    justify-content: space-evenly;
}

@media only screen and (min-width: 0px) and (max-width: 501px){
    .patro{    
        display: block;
        justify-content: space-evenly;
    }
}