.page-container{margin-top:64px}
.top-banner{height:480px;background:url(../images/43b7a9da78d3430eafb6b74f7a7e42bc.jpg) 50%;-webkit-background-size:cover;background-size:cover}
.top-banner .top-banner-box{width:1200px;margin:0 auto;padding-top:100px}
.top-banner .top-banner-box .top-banner-title{color:#272e47;font-size:40px;font-weight:600;line-height:120%}
.top-banner .top-banner-box .top-banner-title-intro{color:#545a6e;width:400px;font-size:18px;font-weight:400;line-height:26px;margin-top:24px}
.top-banner .top-banner-box .top-banner-btns{margin-top:32px}
.top-banner .top-banner-box .top-banner-btns .top-banner-try{background-color:#4c6aff;border:none;padding:12px 40px;border-radius:6px;color:#fff;margin-right:16px;cursor:pointer;font-size:16px}
.top-banner .top-banner-box .top-banner-btns .top-banner-more{border:1px solid #4c6aff;background-color:#fff;padding:12px 40px;border-radius:6px;color:#4c6aff;cursor:pointer}
.module-title{color:#272e47;text-align:center;font-size:32px;font-weight:600;line-height:40px;margin-top:120px;margin-bottom:60px}
.write-letter-list{width:1220px;margin:0 auto}
.write-letter-pannel{width:590px;height:92px;margin:0 20px 20px 0;border-radius:8px;background-color:#f2f5ff;display:inline-block}
.write-letter-pannel .serial-number{float:left;color:#4c6aff;font-size:66px;line-height:72px;font-weight:400}
.write-letter-pannel .pannel-content{margin-left:55px;font-size:16px}
.write-letter-pannel .pannel-content .pannel-content-title{color:#080b19;font-weight:500;line-height:24px}
.write-letter-pannel .pannel-content .pannel-content-art{color:#545a6e;font-weight:400;line-height:24px}
.write-letter-pannel.pannel-content-1{background:url(../images/73d5d150eb0d47e78bc9ae4ff6457010.png) 50%;-webkit-background-size:cover;background-size:cover}
.write-letter-pannel.pannel-content-2{background:url(../images/ca2f4700930c4bfdb3ddf53a9b7b6377.png) 50%;-webkit-background-size:cover;background-size:cover}
.write-letter-pannel.pannel-content-3{background:url(../images/536b398f0c2247eda67c30c3ce005dd5.png) 50%;-webkit-background-size:cover;background-size:cover}
.write-letter-pannel.pannel-content-4{background:url(../images/1be2db605ffc41249be53eb419de38ff.png) 50%;-webkit-background-size:cover;background-size:cover}
.write-letter-box{margin-bottom:172px}
.write-letter-box .write-box-content,.write-letter-box .write-box-img{display:inline-block;vertical-align:middle}
.write-letter-box .write-box-content .write-box-title{color:#272e47;font-size:24px;font-weight:400;line-height:32px}
.write-letter-box .write-box-content .write-box-ul{list-style-image:url(data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAoAAAAKCAYAAACNMs+9AAAACXBIWXMAAAsTAAALEwEAmpwYAAAAAXNSR0IArs4c6QAAAARnQU1BAACxjwv8YQUAAADUSURBVHgBfVA7DoJAEJ1dTNTChFsgHRZ2JqAWFh5CPQlwEvUONiYmQmJlI1bIKSRWqwX4hrCGwvCS2d2ZefvmI6hGmqaeEMKXUjplWZqwCLa3bXvHecFHlmU+roD+I7AsKxRQWkNlSy0oimLaQbmVDtySBx2OF+r3ujR3xzRyhlXcMAxfguhp4im+klJveuav6oMGenWYmOuAUp9fklUbMCWORHvLxYRMc0A9kGYo3VCMeRgPw5ypfZiNxJ4ivMMWXsi7FNrjNaFfNpf7hsodJYNaiL6csFD7cPoCrgAAAABJRU5ErkJggg==);padding-left:20px;color:#545a6e;font-size:16px;font-weight:400;line-height:30px;width:410px;margin:20px 0 40px}
.write-letter-box .write-box-content .write-box-btn{color:#fff;background-color:#4c6aff;padding:12px 48px;font-size:16px;border:none;border-radius:4px;cursor:pointer}
.write-letter-box .write-box-content .write-box-btn.red{background-color:#ed4e46}
.write-letter-box .write-box-content .write-box-in{margin-left:10px}
.ai-fun-why{background-color:#fff4f6;padding:120px 0}
.ai-fun-why .ai-fun-why-container{width:1200px;margin:0 auto}
.ai-fun-why .ai-fun-why-container .ai-fun-why-title{color:#000;text-align:center;font-size:32px;font-weight:600;line-height:40px;margin-bottom:24px}
.ai-fun-why .ai-fun-why-container .ai-fun-why-sub-title{color:#545a6e;text-align:center;font-size:16px;font-weight:400;line-height:24px;margin-bottom:60px}
.ai-fun-why .ai-fun-why-container .ai-why-box{background-color:#fff;border-radius:20px;padding:40px 20px 20px;width:180px;height:252px;text-align:center;display:inline-block;vertical-align:top;margin-right:20px}
.ai-fun-why .ai-fun-why-container .ai-why-box:nth-of-type(3),.ai-fun-why .ai-fun-why-container .ai-why-box:nth-of-type(4){padding:40px 18px 18px}
.ai-fun-why .ai-fun-why-container .ai-why-box:nth-of-type(6){margin-right:0}
.ai-fun-why .ai-fun-why-container .ai-why-box .ai-why-box-content{color:#545a6e;font-size:16px;font-weight:400;line-height:24px;margin-top:32px;text-align:left}