mybuddy/core/static_src/scss/timers.scss

#timer-status {
    font-size: $h1-font-size;
    font-weight: $display1-weight;

    &.timer-stopped {
        color: theme-color('danger');
    }
}

@include media-breakpoint-up(sm) {
    #view-core\:timer-detail {
        #timer-status {
            font-size: $display1-size;
        }
    }
}