style: 样式修改1

src/pages/Measure.tsx

@@ -243,7 +243,7 @@ export default function Measure() {
             </button>
           </section>
 
-          <section className="grid grid-cols-2 gap-[10px] px-3">
+          <section className="grid grid-cols-2 gap-[10px]">
             <StepItem state={stepState('left_ready')} text={'移到顶部停留2秒'} />
             <StepItem state={stepState('right_ready')} text={'移到顶部停留2秒'} />
             <StepItem state={stepState('left_begin')} text={'开始测量左侧'} />