*
/* Add padding BETWEEN each column */
.row,
.row > .column {
  padding: 8px;
}

/* Create three equal columns that floats next to each other */
.column {
  float: left;
  width: 33.33%;
  display: none; /* Hide all elements by default */
}

/* Clear floats after rows */ 
.row:after {
  content: "";
  display: table;
  clear: both;
}

/* Content */
.content {
  background-color: white;
  padding: 10px;
}

/* The "show" class is added to the filtered elements */
.show {
  display: block;
}

/* Style the buttons */
.btn {
  border: none;
  outline: none;
  padding: 12px 16px;
  background-color: white;
  cursor: pointer;
}

.btn:hover {
  background-color: #ddd;
}

.btn.active {
  background-color: #666;
  color: white;
}

/* Create four equal columns that sits next to each other */
.column {
  -ms-flex: 25%; /* IE10 */
  flex: 25%;
  max-width: 25%;
  padding: 0 4px;
}

.column img {
  margin-top: 8px;
  vertical-align: middle;
  width: 100%;
}

/* Responsive layout - makes a two column-layout instead of four columns */
@media screen and (max-width: 800px) {
  .column {
    -ms-flex: 50%;
    flex: 50%;
    max-width: 50%;
  }
}

/* Responsive layout - makes the two columns stack on top of each other instead of next to each other */
@media screen and (max-width: 600px) {
  .column {
    -ms-flex: 100%;
    flex: 100%;
    max-width: 100%;
  }
}

/* BUTTON */
.btn {
  border: 2px solid black;
  background-color: white;
  color: black;
  padding: 10px 25px;
  font-size: 15px;
  margin-top: 10px;
  cursor: pointer;
}

/* Green */
.success {
  border-color: #f4c580;
  color: #000000;
}

.success:hover {
  background-color: #f4c580;
  color: white;
}

/* Blue */
.info {
  border-color: #f4c580;
  color: #000000;
}

.info:hover {
  background-color: #f4c580;
  color: white;
}

/* Orange */
.warning {
  border-color: #f4c580;
  color: #000000;
}

.warning:hover {
  background-color: #f4c580;
  color: white;
}

/* Red */
.danger {
  border-color: #f4c580;
  color: #000000;
}

.danger:hover {
  background-color: #f4c580;
  color: white;
}