.wpcm-cotacao-br-widget {
  max-width: 480px; margin: 30px auto;
  background: #fff; border-radius: 12px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
  padding: 24px;
  font-family: Arial, sans-serif;
}
.wpcm-cotacao-br-widget h3 {
  margin-bottom: 18px;
  color: #1d4e1f;
  text-align: center;
}
.wpcm-cotacao {
  margin-bottom: 14px;
  padding: 12px 14px;
  background: #f5f9f5;
  border-left: 4px solid #c9e0c9;
  border-radius: 6px;
}
.wpcm-titulo {
  font-size: 1.1em;
  font-weight: bold;
  margin-bottom: 4px;
  color: #2c2c2c;
}
.wpcm-valor {
  font-size: 1.3em;
  color: #206b20;
}
.wpcm-data {
  font-size: .9em;
  color: #606060;
}
.wpcm-fonte {
  text-align: right;
  font-size: .85em;
  margin-top: 16px;
  color: #777;
}