.clearfix::after {
    display: block;
    clear: both;
    content: "";
}

.pull-right {
    float: right !important;
}

.pull-left {
    float: left !important;
}

.center-block {
    display: block;
    margin-right: auto;
    margin-left: auto;
}

.img-responsive {
    display: block;
    max-width: 100%;
    height: auto;
}

.hidden,
.hide {
    display: none !important;
}

.visible {
    display: block !important;
}

.open > .dropdown-menu {
    display: block;
}

.dropdown-toggle::after {
    display: none;
}

.dropdown-menu.pull-right {
    right: 0;
    left: auto;
}

.collapse.in {
    display: block;
}

tr.collapse.in {
    display: table-row;
}

tbody.collapse.in {
    display: table-row-group;
}

.fade.in {
    opacity: 1;
}

.btn-default {
    color: #212529;
    background-color: #fff;
    border-color: #ced4da;
}

.btn-default:hover,
.btn-default:focus,
.btn-default:active {
    color: #212529;
    background-color: #f8f9fa;
    border-color: #adb5bd;
}

.close {
    float: right;
    padding: 0;
    border: 0;
    background: transparent;
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1;
    color: #000;
    opacity: .5;
}

.close:hover,
.close:focus {
    opacity: .75;
}

.caret {
    display: inline-block;
    width: 0;
    height: 0;
    margin-left: 2px;
    vertical-align: middle;
    border-top: 4px dashed;
    border-right: 4px solid transparent;
    border-left: 4px solid transparent;
}

.input-group-addon {
    display: flex;
    align-items: center;
    padding: .375rem .75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: #495057;
    text-align: center;
    white-space: nowrap;
    background-color: #e9ecef;
    border: 1px solid #ced4da;
}

.input-group > .input-group-addon:not(:last-child) {
    border-right: 0;
}

.input-group > .input-group-addon + .form-control,
.input-group > .input-group-addon + .form-select {
    margin-left: -1px;
}

.panel {
    margin-bottom: 20px;
    background-color: #fff;
    border: 1px solid transparent;
    border-radius: 4px;
    box-shadow: 0 1px 1px rgba(0, 0, 0, .05);
}

.panel-default {
    border-color: #ddd;
}

.panel-primary {
    border-color: #337ab7;
}

.panel-heading {
    padding: 10px 15px;
    border-bottom: 1px solid transparent;
    border-top-left-radius: 3px;
    border-top-right-radius: 3px;
}

.panel-primary > .panel-heading {
    color: #fff;
    background-color: #337ab7;
    border-color: #337ab7;
}

.panel-title {
    margin: 0;
    font-size: 16px;
}

.panel-body {
    padding: 15px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.sr-only-focusable:active,
.sr-only-focusable:focus {
    position: static;
    width: auto;
    height: auto;
    margin: 0;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

.col-xs-1, .col-xs-2, .col-xs-3, .col-xs-4, .col-xs-5, .col-xs-6,
.col-xs-7, .col-xs-8, .col-xs-9, .col-xs-10, .col-xs-11, .col-xs-12 {
    position: relative;
    min-height: 1px;
}

.col-xs-1 { width: 8.33333333%; }
.col-xs-2 { width: 16.66666667%; }
.col-xs-3 { width: 25%; }
.col-xs-4 { width: 33.33333333%; }
.col-xs-5 { width: 41.66666667%; }
.col-xs-6 { width: 50%; }
.col-xs-7 { width: 58.33333333%; }
.col-xs-8 { width: 66.66666667%; }
.col-xs-9 { width: 75%; }
.col-xs-10 { width: 83.33333333%; }
.col-xs-11 { width: 91.66666667%; }
.col-xs-12 { width: 100%; }

.visible-xs,
.visible-sm {
    display: none !important;
}

@media (max-width: 767.98px) {
    .visible-xs {
        display: block !important;
    }

    .hidden-xs {
        display: none !important;
    }
}

@media (min-width: 768px) and (max-width: 991.98px) {
    .visible-sm {
        display: block !important;
    }
}

@media (min-width: 768px) {
    .hidden-sm {
        display: none !important;
    }
}