@property --tab-fade-start{syntax:"<length>";inherits:false;initial-value:0}@property --tab-fade-end{syntax:"<length>";inherits:false;initial-value:0}@keyframes ecn-tab-fade{0%{--tab-fade-start:0px;--tab-fade-end:40px}10%{--tab-fade-start:40px}90%{--tab-fade-end:40px}to{--tab-fade-start:40px;--tab-fade-end:0px}}@supports (animation-timeline:scroll()){[data-tab-row]{-webkit-mask-image:linear-gradient(to right, transparent, #000 var(--tab-fade-start), #000 calc(100% - var(--tab-fade-end)), transparent);mask-image:linear-gradient(to right, transparent, #000 var(--tab-fade-start), #000 calc(100% - var(--tab-fade-end)), transparent);animation:linear both ecn-tab-fade;animation-timeline:scroll(self inline)}}