#myBtnContainer img {
    max-width: 100px;
}

body {
    background-color: #f1f1f1;
}

.row {
    margin: 8px -16px;
}

/* Add padding BETWEEN each column (if you want) */
.row,
.row > .column {
    padding: 8px;
}

/* Create three equal columns that floats next to each other */
.column {
    float: left;
    width: 90%;
    display: none; /* Hide columns 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;
}

/* Add a grey background color on mouse-over */
.btn:hover {
    background-color: #ffd4b7;
}

/* Add a dark background color to the active button */
.btn.active {
background-color: #FF6900;
    color: white;
}