.histogram-close-container .remove-bar {
    opacity: 0;
    height: 50px;
    color: #fff;
    text-align: center;
    background-color: #AB1900;
    cursor: pointer;
    padding-top: 10px;
    padding-bottom: 10px;
}

.histogram-close-container:hover .remove-bar {
    opacity: 1;
}

.histogram-close-container .remove-bar:hover {
    background-color: #ddd;
}

.add-histogram {
    border: 5px dashed #aaa;
    border-radius: 5px;
    text-align: center;
    height: 50%;
}

.add-histogram.closed {
    cursor: pointer;
}

.add-histogram .retrieval-form {
    margin: 10px;
}

.add-histogram.closed .retrieval-form {
    display: none;
}

.add-histogram.closed:hover {
    border: 5px dashed #ff3300;
    color: #ff3300;
}

i.fa-plus-circle {
    cursor: pointer;
}

.add-histogram:not(.closed) i.fa-plus-circle:hover {
    color: #ff3300;
}

input[type="text"] {
    padding-left: 10px;
    padding-right: 10px;
}

#modal-buttons {
    margin-top: 50px;
}

#modal-buttons button {
    margin: 10px;
}

.modal .row {
    margin-top: 25px;
    margin-bottom: 25px;
}

.submission-settings .col {
    padding: 0px;
}

.submission-settings input {
    text-align: center;
    width: 100%;
}

.card[data-count="0"] {
    display: none;
}