First, simply confirm whether the lower border comes from the style (usually thicker) or from the browser (usually thinner); if it is a custom style, adjust the style to exclude the img tag; if it comes from the browser , you can try to use border: 0; outline: 0; to adjust.
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First, simply confirm whether the lower border comes from the style (usually thicker) or from the browser (usually thinner); if it is a custom style, adjust the style to exclude the
imgtag; if it comes from the browser , you can try to useborder: 0; outline: 0;to adjust.border: 0; outline: 0;
Is it a browser problem?