Framework7 error loading Range Slider in pop-up box Popup

framework7 loads the Range Slider range selection slider in the Popup pop-up box. The selection slider and the numeric values are not visible only the title. Solution, I am learning that the front-end framework is a rookie. 

<div class="range-slider range-slider-init" data-label="true">
    <input id="demo" min="1" max="24" step="1" id="" type="range"> -sharp
<div>
Framework7 javascript css html5
Apr.11,2021

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MySQL Query : SELECT * FROM `codeshelper`.`v9_news` WHERE status=99 AND catid='6' ORDER BY rand() LIMIT 5
MySQL Error : Disk full (/tmp/#sql-temptable-64f5-1bee6ac-3113e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
MySQL Errno : 1021
Message : Disk full (/tmp/#sql-temptable-64f5-1bee6ac-3113e.MAI); waiting for someone to free some space... (errno: 28 "No space left on device")
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