.ctnr {
    display: grid;
    grid-auto-columns: auto;
    background-image: url(../Images/skyscraper1B.jpg);
}

h1 {
    margin: 4% 0% 1% 0%;
    max-width: 80%;
    text-align: left;
}

h2 {
    margin-bottom: 0%;
}

#main_desc {
    color: #000000;
    padding-top: 5%;
    width: 90%;
    margin: auto;
}

.card {
    color: #ffffff;
    margin: 2% auto;
    width: 90%;
    background: rgba(34, 94, 134, 0.85);
    border-radius: 10px;
    cursor: pointer;
}

.modal_active  {
    padding-bottom: 1%;
}

.cc_ptr_up {
    color: #ffffff;
    position: inline-block;
    float: right;
    z-index: 1;
    font-size: 24px;
    font-weight: bold;
    padding-top: 2%;
    padding-right: 3%;
}


.card_content {
    padding-left: 4%;
    padding-right: 4%;
    padding-bottom: 4%;
}

.card ul {
    padding-left: 5%;
}

/*
.active, .card_content:hover {
  background: rgba(44, 104, 144, 0.85);
}
*/

.modal {
  color: #000000;
  display: none;
  padding-left: 5%;
  padding-top: 1%;
  padding-right: 2%;
  padding-bottom: 1%;
  background-color: rgba(215, 231, 243, 0.70);
}

@media all and (-ms-high-contrast: none), (-ms-high-contrast: active) {
    .ctnr {
        display: -ms-grid;
        -ms-grid-columns: auto;
        background: url(../Images/skyscraper1B.jpg) no-repeat 0 0;
    }
    #main_desc {
        -ms-grid-row: 1;
        -ms-grid-column: 1;
    }
    #c1 {
        -ms-grid-row: 2;
        -ms-grid-column: 1;
    }
    #c2 {
        -ms-grid-row: 3;
        -ms-grid-column: 1;
    }
    #c3 {
        -ms-grid-row: 4;
        -ms-grid-column: 1;
    }

}