*{
    scrollbar-width: none;
}
html{
    background: #ededed;
}
html,
body {
    overflow-x: auto;
    width: 100vw;
}
#app .i-left-panel{
    flex-shrink: 0;
}
._my_img_size{
    display: block;
    width: 100%;
    aspect-ratio: 20/10;
    object-fit: cover;
}