body{font-family:Arial,Helvetica,sans-serif;margin:0;background-color:#fff;color:#000}.timer-page{padding:60px 20px 20px;display:block}.timer-wrapper{display:flex;flex-direction:column;align-items:stretch;max-width:300px}.controls{display:flex;justify-content:space-between;gap:8px;margin-bottom:20px;width:100%}#datetime-picker{flex:1;padding:6px 10px;font-size:15px;border:1px solid #aaa;border-radius:4px;outline:none}button[data-start]{padding:6px 16px;font-size:15px;border:1px solid #aaa;border-radius:4px;background-color:#f5f5f5;cursor:pointer;white-space:nowrap}button[data-start]:disabled{background-color:#e0e0e0;cursor:not-allowed}.timer{display:flex;justify-content:space-between;width:100%;gap:20px}.field{display:flex;flex-direction:column;align-items:center}.value{font-size:36px;font-weight:700;line-height:1}.label{font-size:12px;text-transform:uppercase;font-weight:700}