Style a select element - CSS

gistfile1.txt

select{
  font-size:22px;
  font-size: 2.2rem;
  font-size: clamp(1.8rem, 6vw, 2.2rem);
  padding:5px 15px;
  display: block;
  -moz-appearance: none;
  -webkit-appearance: none;
  appearance: none;
  background-image: url('data:image/svg+xml;base64,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');
  background-repeat: no-repeat, repeat;
  background-position: right .7em top 50%, 0 0;
  background-size: .65em auto, 100%;
  color:white;
  background-color:black;
  border:1px solid transparent;
  border-radius:5px;
}

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