nvue中，仿抖音PK进度条效果，
<template><view class="index" :style="{width:windowWidth+'px',height:index_windowHeight+'px',paddingTop:windowTop+'px'}"><view class="pk"><text class="pk_jindu_left_val fsz-24 color-f">{{pk_left_value}}</text><text class="pk_jindu_right_val fsz-24 color-f">{{pk_right_value}}</text><view class="pk_left_bg" :style="{width:pk_left_width+'px'}"></view><view class="pk_right_bg" :style="{width:pk_right_width+'px'}"></view><image src="../../static/zhibo/jindu.png" mode="" class="pk_jindu_top_icon" :style="{left:pk_jindu+'px'}"></image></view>)
)
