.logo .container {
    text-align: center;
    justify-content: center;
}

.videos .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
}
.videos .container .video {
    margin: 5px;
}

@media (min-width:768px) {
    .presentacion .container .video {
        width: 100%;
        height: 720px;
    }
}