* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  min-height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  background: black;
  overflow: hidden;
}

svg {
  width: 600px;
  height: 120px;
  max-width: 100%;
  display: block;
  position: relative;
  overflow: hidden;
  background: black;
}

/* 响应式设计 */
@media screen and (max-width: 768px) {
  body {
    padding: 15px;
  }
  svg {
    width: 100%;
    max-width: 500px;
    height: 100px;
  }
}

@media screen and (max-width: 480px) {
  body {
    padding: 10px;
  }
  svg {
    width: 100%;
    max-width: 400px;
    height: 80px;
  }
}

@media screen and (max-width: 360px) {
  svg {
    width: 100%;
    max-width: 320px;
    height: 64px;
  }
}