.conteudEvent {
    z-index: auto;
    position: relative;
}

.padi8rem {
    padding-right: 8rem;
    padding-left: 8rem;
}

.margtopnull {
    margin-top: -1;
}

@media (max-width: 600px) {
    .margtopnull {
        margin-top: 0;
        padding-top: 6rem;
    }
}