/* 内容部分 */
.art .art-main {
  height: 100%;
  justify-content: center;
}

.art-main .art-phone {
  width: 13.75rem /* 220/16 */;
  height: 28.5rem /* 456/16 */;
  margin-right: 4rem; /* 64/16 */
}

.art-main .logo-icon {
  width: 3.5rem /* 56/16 */;
  height: 3.5rem /* 56/16 */;
  margin-right: 1rem /* 16/16 */;
}

.art-main .title {
  font-size: 3.5rem /* 56/16 */;
  font-weight: 400;
  margin: 0;
}

.art-main .subtitle {
  font-size: 2.5rem /* 40/16 */;
  font-weight: 200;
  margin: 1rem /* 16/16 */ 0 1.5rem /* 24/16 */ 0;
}

.art-main .explain {
  font-size: 1.5rem /* 24/16 */;
  font-weight: 200;
}

.art-download {
  margin-top: 9.375rem /* 150/16 */;
}

.art-download .download-container {
  display: flex;
  flex-direction: column;
}

.download-btn {
  width: 10.75rem /* 172/16 */;
  height: 3rem /* 48/16 */;
  background: transparent;
  outline: none;
  border: 1px solid rgba(255, 255, 255, 1);
  margin: 0;
  padding: 0;
  font-size: 1.125rem /* 18/16 */;
  color: rgba(255, 255, 255, 1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 400;
  cursor: pointer;
}

.download-btn:active {
  opacity: 0.7;
}

.download-btn .download-icon {
  width: 1.5rem /* 24/16 */;
  height: 1.5rem /* 24/16 */;
  margin-right: 1rem /* 16/16 */;
}

.download-btn + .download-btn {
  margin-top: 1.5rem /* 24/16 */;
}

.art-download .download-code {
  margin-left: 1.5rem /* 24/16 */;
  width: 7.5rem /* 120/16 */;
  height: 7.5rem /* 120/16 */;
}