_sass/taiga/_states.scss

// =========== States

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

.is-hidden, .is-invisible { visibility: hidden !important; }

.is-active, .is-visible { display: block; }

.left { @include breakpoint($breakpoint-10) { float: left; } }

.right { @include breakpoint($breakpoint-10) { float: right; } }

.text-left { text-align: left; }

.text-right { text-align: right; }

.text-center { text-align: center; }

.nowrap { white-space: nowrap; }

img.desaturated {
    -webkit-filter: grayscale(100%);
    -moz-filter: grayscale(100%);
    filter: grayscale(100%);
}