.card {
  width: 100%;
  height: 34vh;

  /*height: 300px;*/
  color:#D6D600;
}

.card-img {
  width: 100%;
  height: 100%;
  background-color: black; /* fallback color */
  background-position: center;
  background-size: cover;
  transition:all 0.3s ease-in-out;
  opacity:1;
}
.card:hover .card-img,
.card:focus .card-img {
  transform: scale(1.02);
  opacity:0.25;
  cursor: pointer;
}

.card:hover .card-img-overlay{
    color:black;
    cursor: pointer;
}

.card-img-overlay>h4, .card-img-overlay>p{
    visibility:hidden;
}

.card-img-overlay:hover h4, .card-img-overlay:hover p{
    visibility: visible;
}

.card:hover .card-img-overlay h4{
    font-size:1.8em;
    letter-spacing:0.02em;
}

.card:hover .card-img-overlay p{
    font-size:1em;
    letter-spacing:0.02em;
}


.card-block>h4, .card-block>p{
    visibility:hidden;
}

.card-block:hover h4, .card-block:hover p{
    visibility: visible;
}

.card:hover .card-block h4{
    font-size:1.8em;
    letter-spacing:0.02em;
    color: black
}

.card:hover .card-block p{
    margin-top: 2.5em;
    font-size:1em;
    letter-spacing:0.02em;
    color: black

}

/*this hurts accessibility*/
a:focus{
   outline: none;
}


.jumbotron {
    padding-top: 15%;
    padding-bottom: 15%;
    background-size: cover;
    /*background-repeat: no-repeat;*/
    /*background-attachment: fixed*/
}
@media (max-width: 767px) {
  .jumbotron {
    height: 250px;
  }
}

.btn-white{
    width:50px;
    /*border: 2px green;*/
    border-radius: 5px;

    /*border: 2px white;*/
    /*background: #A4D555!important;*/
    /*outline: none!important;*/
    /*box-shadow: none!important;*/

    border: 2px solid white;
    background-color: white;
    color: black;
    padding: 14px 28px;
    font-size: 16px;
    cursor: pointer;
}

.btn-white:hover{
    border: 2px solid black;
    border-radius: 5px;
    /*outline: none!important;*/
    /*box-shadow: none!important;*/
    /*-webkit-transform: scale(1.3)!important;*/
}

.btn-outline-primary:hover{
  background: #A4D555!important;
  outline: none;
  box-shadow: none!important;
}

.btn-outline-primary:focus{
  background: #A4D555!important;
  outline: none;
  box-shadow: none !important;
}

.btn-outline-primary:active{
  background: #A4D555!important;
  outline: none;
  box-shadow: none !important;
}
/* BUTTON 2 */
.btn-2::after {
  height: 100%;
  left: 0;
  top: 0;
  width: 0;
}

.btn-2:hover:after {
  width: 100%;
}

/* BUTTON 3 */
.btn-3::after {
  height: 0;
  left: 50%;
  top: 50%;
  width: 0;
}

.btn-3:hover:after {
  height: 100%;
  left: 0;
  top: 0;
  width: 100%;
}

/* BUTTON 4 */
.btn-4::before {
  height: 100%;
  left: 0;
  top: 0;
  width: 100%;
}

.btn-4::after {
  background: #2ecc71;
  height: 100%;
  left: 0;
  top: 0;
  width: 100%;
}

.btn-4:hover:after {
  height: 0;
  left: 50%;
  top: 50%;
  width: 0;
}

/* BUTTON 5 */
.btn-5 {
  overflow: hidden;
}

.btn-5::after {
  /*background-color: #f00;*/
  height: 100%;
  left: -35%;
  top: 0;
  transform: skew(50deg);
  transition-duration: 0.6s;
  transform-origin: top left;
  width: 0;
}

.btn-5:hover:after {
  height: 100%;
  width: 135%;
}