img.logo {
    height: 150px;
}
h2 {
    font-family: "Scada", sans-serif;
}
.card-img-top {
    width: 100%;
}
.card {
    height: 100%;
    width: 100%;
}
.col-card {
    margin: 0.5rem;
    width: 300px;
}
.card-body span {
    color: #007BFF;
}

ul.where_to_use {
    list-style-type: none;
    margin: 0;
    padding: 0;
    font-size: 1.2em;
}

ul.where_to_use li {
    position: relative;
    padding-left: 3em;
    padding-bottom: 1em;
}

ul.where_to_use li:before {
    content: '';
    position: absolute;
    left: 0;
    width: 2em;
    height: 2em;
    background: url("data:image/svg+xml;utf8,<?xml version='1.0' encoding='utf-8'?><svg width='40' height='40' fill='green' viewBox='0 0 1792 1792' xmlns='http://www.w3.org/2000/svg'><path d='M1671 566q0 40-28 68l-724 724-136 136q-28 28-68 28t-68-28l-136-136-362-362q-28-28-28-68t28-68l136-136q28-28 68-28t68 28l294 295 656-657q28-28 68-28t68 28l136 136q28 28 28 68z'/></svg>") no-repeat;
}


@media only screen and (max-width: 600px) {
    img.logo {
        opacity: 10%;
    }
    img.logo {
        opacity: 10%;
    }
    .col-card {
        margin: 1rem;
        width: 100% !important;
    }

    ul.where_to_use {
        list-style-type: none;
        _padding: 25px;
        font-size: 1em;
    }

    ul.where_to_use li {
        padding-left: 1.5em;
        padding-bottom: 0.5em;
    }

    ul.where_to_use li:before {
        width: 1em;
        height: 1em;
        background: url("data:image/svg+xml;utf8,<?xml version='1.0' encoding='utf-8'?><svg width='20' height='20' fill='green' viewBox='0 0 1792 1792' xmlns='http://www.w3.org/2000/svg'><path d='M1671 566q0 40-28 68l-724 724-136 136q-28 28-68 28t-68-28l-136-136-362-362q-28-28-28-68t28-68l136-136q28-28 68-28t68 28l294 295 656-657q28-28 68-28t68 28l136 136q28 28 28 68z'/></svg>") no-repeat;
    }

}