.banner{width:100%}.banner img{width:100%;display:block}.testc1{display:flex;width:1200px;min-width:1200px;padding:100px 0 120px 0;margin:0 auto}.testc1 .testc1L img{display:block;width:542px;height:406px}.testc1 .testc1R{margin-left:80px;font-family:MicrosoftYaHei;font-weight:400;font-stretch:normal;color:#333}.testc1 .testc1R .testc1Title{font-size:24px;line-height:30px}.testc1 .testc1R .testc1Txt{font-size:16px;line-height:26px;margin-top:30px}