issue with append content

[turik97]

hello, i have visual problem with append salvattore content, i have bad english, and for tell you my problem i make short video..

https://www.youtube.com/watch?v=2w6yFEFdMag

help me please, i don't know what to do, and try more times

how i append content:

for(i=0;i<data.length;i++) {
var item = document.createElement('div');
salvattore.appendElements(document.querySelector('#fh5co-board'), [item]);
item.outerHTML = data[i];
}