:root{--kit-black:#1f222f;--kit-black-60:rgba(31,34,47,.6);--kit-black-50:rgba(31,34,47,.5);--kit-black-20:rgba(31,34,47,.2);--kit-black-14:rgba(31,34,47,.14);--kit-black-12:rgba(31,34,47,.12);--kit-overlay:rgba(0,4,19,.8);--kit-gray:#edf2f8;--kit-gray-muted:#e4e4e6;--kit-gray-light:#f4f7fb;--kit-white:#fff;--kit-white-60:hsla(0,0%,100%,.6);--kit-white-50:hsla(0,0%,100%,.5);--kit-white-20:hsla(0,0%,100%,.2);--kit-accent:#ff3b00;--kit-accent-50:rgba(255,59,0,.5);--kit-accent-20:rgba(255,59,0,.2);--kit-biology:#5fa131;--kit-geography:#017c53;--kit-informatics:#00919e;--kit-foreign:#2989e2;--kit-math:#5040ff;--kit-physics:#5200be;--kit-chemistry:#b928e5;--kit-social:#ec3a87;--kit-russian:#e52b47;--kit-literature:#e65400;--kit-history:#eb7d15;--kit-task-correct:rgba(1,124,83,.05);--kit-task-error:rgba(227,39,42,.05);--kit-task-error-stroke:rgba(227,39,42,.15);--kit-task-incomplete:rgba(230,84,0,.05);--kit-task-partial:#e65400}.kit-play{display:-ms-inline-flexbox;display:inline-flex;gap:.5rem;height:2.75rem;padding:.5rem 1rem;color:var(--kit-white);font-family:var(--kit-font-text),sans-serif;font-weight:600;font-size:1rem;line-height:1;letter-spacing:-.01em;background:var(--kit-overlay);border:0;border-radius:.75rem;backdrop-filter:blur(15px);cursor:pointer}.kit-play,.kit-play__icon{-ms-flex-align:center;align-items:center}.kit-play__icon{display:-ms-flexbox;display:flex;-ms-flex-pack:center;justify-content:center;width:1.25rem;height:1.25rem}