main.js 질문 있어요

main-add.js 에서 

 if (scrollRatio <= 0.67) {
                // in
                objs.messageB.style.transform = `translate3d(0, ${calcValues(values.messageB_translateY_in, currentYOffset)}%, 0)`;
                objs.messageB.style.opacity = calcValues(values.messageB_opacity_in, currentYOffset);
                objs.pinB.style.transform = `scaleY(${calcValues(values.pinB_scaleY, currentYOffset)})`;
            } else {
                // out
                objs.messageB.style.transform = `translate3d(0, ${calcValues(values.messageB_translateY_out, currentYOffset)}%, 0)`;
                objs.messageB.style.opacity = calcValues(values.messageB_opacity_out, currentYOffset);
                objs.pinB.style.transform = `scaleY(${calcValues(values.pinB_scaleY, currentYOffset)})`;
            }

if (scrollRatio <= 0.93) {
                // in
                objs.messageC.style.transform = `translate3d(0, ${calcValues(values.messageC_translateY_in, currentYOffset)}%, 0)`;
                objs.messageC.style.opacity = calcValues(values.messageC_opacity_in, currentYOffset);
                objs.pinC.style.transform = `scaleY(${calcValues(values.pinC_scaleY, currentYOffset)})`;
            } else {
                // out
                objs.messageC.style.transform = `translate3d(0, ${calcValues(values.messageC_translateY_out, currentYOffset)}%, 0)`;
                objs.messageC.style.opacity = calcValues(values.messageC_opacity_out, currentYOffset);
                objs.pinC.style.transform = `scaleY(${calcValues(values.pinC_scaleY, currentYOffset)})`;
            }

pinB, pinC의 scale을 조절하는 코드