.nascondi {
    border: 0;
    clip: rect(0 0 0 0);
    height: 1px;
    margin: -1px;
    overflow: hidden;
    padding: 0;
    position: absolute;
    width: 1px;
}


.whiteTop {
    background-color: white;
    position: fixed;
    top: -50px;
    height: 50px;
    left: 0;
    right: 0;
    z-index: 9999;
}

.fa-layers-counter {
    background-color: #ff253a;
    border-radius: 1em;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    color: #fff;
    height: 1.5em;
    line-height: 1;
    max-width: 5em;
    min-width: 1.5em;
    overflow: hidden;
    padding: .25em;
    right: 0;
    text-overflow: ellipsis;
    top: 0;
    -webkit-transform: scale(.85);
    transform: scale(.85);
    -webkit-transform-origin: top right;
    transform-origin: top right;
}


.fa-layers-counter, .fa-layers-text {
    display: inline-block;
    position: absolute;
    text-align: center;
}

@media (max-width : 650px) {
    .smartedu_hiddenMobile {
        visibility: hidden;
        display: none;
    }

    .content {
        border: 0 !important;
        
        margin: 0 !important;
    }

    section {
        /*border: 4px solid black !important;*/
        margin-left: -15px !important;
        margin-right: -20px !important;
        border: 0 !important;
    }

    .img-thumbnail {
        border: 0 !important;
    }

    .smartedu_onlyMobile {
    }

    .cardSovrapposta {
        border: 0 !important;
        margin: 0 !important;
        padding: 1em !important;
    }

    .card {
        /*margin-left: -15px !important;
        margin-right: -25px !important;*/
        border: 0 !important;
        /*border: 4px solid black !important;*/
    }

    .card-body {
        margin: 0 !important;
        padding: 0em;
        border: 0 !important;
        padding: 1em !important;
    }
}

@media (min-width : 651px) {
    .smartedu_onlyMobile {
        visibility: hidden;
        display: none;
    }
}


.blobGreen {
    background: green;
    border-radius: 50%;
    margin: 10px;
    height: 15px;
    width: 15px;
    box-shadow: 0 0 0 0 rgba(0, 0, 0, 1);
    transform: scale(1);
    animation: pulse 2s infinite;
}

.blobYellow {
    background: orange;
    border-radius: 50%;
    margin: 10px;
    height: 15px;
    width: 15px;
    box-shadow: 0 0 0 0 rgba(0, 0, 0, 1);
    transform: scale(1);
    animation: pulse 2s infinite;
}

.dropArea {
    width: 100%;
    height: 15em;
    background-color: white;
    box-shadow: 0 2px 10px 0;
    margin-bottom: 5em;
    cursor: pointer;
    text-align: center;
    display: flex;
    transition: 0.3s;
}


    .dropArea:hover {
        background-color: #f5f4f4;
    }




@keyframes pulse {
    0% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(0, 0, 0, 0.7);
    }

    70% {
        transform: scale(1);
        box-shadow: 0 0 0 10px rgba(0, 0, 0, 0);
    }

    100% {
        transform: scale(0.95);
        box-shadow: 0 0 0 0 rgba(0, 0, 0, 0);
    }
}