.c-icon {
    display: inline-block;
    width: 1em;
    height: 1em;
    fill: currentColor;

    &--inline {
        vertical-align: -.125em;
    }

    &--v-center {
        vertical-align: middle;
    }

    &--sm {
        height: 18px;
        font-size: @height;
    }

    &--md {
        height: 24px;
        font-size: @height;
    }

    &--lg {
        height: 32px;
        font-size: @height;
    }

    &--xl {
        height: 48px;
        font-size: @height;
    }

    &--xxl {
        height: 72px;
        font-size: @height;
    }
}