.customIcon:before {
    content: '';
    width: 20px/* width of the image */;
    height: 20px/* height of the image */;
    display: inline-block;
    background-size: contain;
}

.sub-icon-entity, .sub-custom-icon-entity{
    position: relative;
}
.sub-icon-entity:after {
    font-family: 'Font Awesome 5 Free';
    font-weight: 900;
    color: red;
    font-size: 20px;
    position:absolute;
    bottom: -3px;
    right: -0.8em;
}
.sub-custom-icon-entity:after {
    content: '';
    width: 22px;
    height: 22px;
    display: inline-block;
    background-size: contain;
    -o-background-size: 100% 100%;
    -webkit-background-size: 100% 100%;
    background-position: center;
    background-repeat: no-repeat;
    position:absolute;
    bottom: -3px;
    right: -0.8em;
}

.stream-head-container .sub-icon-entity:after{
    right: -0.3em;
    font-size: 0.8em;
}

.stream-head-container .sub-custom-icon-entity:after{
    right: -0.3em;
    width: 1.1em;
    height: 1.1em;
}

.field [type="number"] {
    text-align: right;
}