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.fa-star::before {
background: url(;
background-repeat: no-repeat;
background-size: 100%;
filter: grayscale(100%) brightness(200%) opacity(50%);
content: "\2003";
.active > .fa-star::before, .notification__favourite-icon-wrapper > .fa-star::before {
filter: grayscale(0%) brightness(100%) opacity(100%);
.column-link > .fa-star::before, .column-header > button > .fa-star::before {
filter: grayscale(100%) brightness(150%) opacity(100%);
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