Answers for "svg circle radius via css"

border radius rect svg

<svg viewBox="0 0 220 100" xmlns="http://www.w3.org/2000/svg">
  <!-- Simple rectangle -->
  <rect width="100" height="100" />

  <!-- Rounded corner rectangle -->
  <rect x="120" width="100" height="100" rx="15" />
</svg>

rounded borders svg

<rect height="8" fill="#2f80ed" rx="5" ry="5" x="0" y="0" data-testid="lang-progress" width="2%">