头部是输入框，上面iphone7，下面安卓的 <div class="demo"> <video class="video" src="http://www.w3school.com.cn/i/movie.mp4"></video> </div> <input type="text" class="input" placeholder="sadasjdlasd"> [图片][图片]

- 当前 Bug 的表现（可附上截图） - 预期表现 - 复现路径 - 提供一个最简复现 Demo iphone7手机input的背景颜色在video上看不到 <div class="my-video"> <txv-video v-if='video_list.length > video_index && video_flag && video_list[video_index].video_address' class='video' :muted='true' :vid="video_list[video_index].video_address" :playerid="video_list[video_index].video_address" object-fit='cover' :show-progress='true' :controls='false' :loop='true' :isHiddenStop='true' :show-center-play-btn='false' direction='0' :width='fit' v-bind:height='fit' :autoplay="true"></txv-video> </div> <input v-if='autoFocus' :value='input_val' :adjust-position='false' :style="'bottom:' + key_height" class='my-input animated slideInUp' placeholder='输入我的看法...' :focus='autoFocus' @confirm='bindconfirm' @blur='autoFocus = false' @focus='inputFunc' @input='getTxt'/>

视频上面添加输入框，弹幕的效果