.bodydg {
    padding: 30px;
    background-image: url("../css/imagenesdg/1METROWEB.png");
    background-size: cover;
    background-repeat: no-repeat;
    background-position: center;
    border-style: solid;
    border-radius: 10px;
    width: 96%;
    margin-left: auto;
    margin-right: auto;
    min-height: 100vh;
}

.logo {
    background-image: url("../css/imagenesdg/logo1.png");
    background-size: contain;
    background-repeat: no-repeat;
    background-position: center;
    height: 10em;
}

.columna {
    flex:1;
    max-width: 20%;
    padding: 0 4px;
}

.columna img {
margin-top: 8px;
vertical-align: middle;
width: 100%;
filter: grayscale(100%);
transition: all .3s ease;
}

.columna img:hover {
    cursor: pointer;
    filter: grayscale(0%);
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.5);
    transform: scale(1.1);
}

.info  {
    margin-top: 20px;
    padding: 10px;
    font-family: Calisto MT, Verdana, Tahoma, Geneva, sans-serif;
    font-size: 14px;
    color: white;
    text-align: right;
    background-color: rgba(255, 255, 255, 0.2);
    background-size: cover;
    background-repeat: no-repeat;
    border-radius: 10px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}

.footer {
    padding: 20px;
    background-color: rgb(0, 0, 0);
    color: white;
    text-align: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-size: 10px;
    border-radius: 10px;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
}