NextButton.vue

<template>
  <view class="fixed-btn">
    <slot></slot>
  </view>
</template>

<style lang="scss" scoped>
  .fixed-btn {
    position: fixed;
    bottom: 60rpx;
    left: 50rpx;
    width: 650rpx;
    height: 96rpx;
    background: linear-gradient( 270deg, #387CF5 0%, #5B9FF7 100%);
    border-radius: 16rpx;
    font-weight: 500;
    line-height: 96rpx;
    text-align: center;
    color: #FFFFFF;
  }
</style>