<div>
<img src="./picture.png" />
</div>
<style>
div {
width:100%;
position: relative;
}
img {
width: 1920px;
position: absolute;
left: 50%;
transform: translateX(-50%);
}
</style>
<div></div>
<style>
div {
width:100%;
height: 501px;
background: url(https://img.alicdn.com/tfs/TB1SD5_ipY7gK0jSZKzXXaikpXa-1920-501.jpg) no-repeat center;
}
</style>
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