:root{--f-spinner-width:36px;--f-spinner-height:36px;--f-spinner-color-1:rgba(0, 0, 0, 0.1);--f-spinner-color-2:rgba(17, 24, 28, 0.8);--f-spinner-stroke:2.75;--f-button-width:40px;--f-button-height:40px;--f-button-border:0;--f-button-border-radius:0;--f-button-color:#374151;--f-button-bg:#f8f8f8;--f-button-hover-bg:#e0e0e0;--f-button-active-bg:#d0d0d0;--f-button-shadow:none;--f-button-transition:all 0.15s ease;--f-button-transform:none;--f-button-svg-width:20px;--f-button-svg-height:20px;--f-button-svg-stroke-width:1.5;--f-button-svg-fill:none;--f-button-svg-filter:none;--f-button-svg-disabled-opacity:0.65}