body,html{height:100%;font-size:16px}*{margin:0;padding:0}em,i{font-style:normal}div,span,p,img,i,ul,li,a{caret-color:transparent}li{list-style:none}img{border:0;vertical-align:middle;border:none}button{cursor:pointer}a{color:#101828;text-decoration:none}button,input{font-family:Microsoft YaHei,SC,arial,Hiragino Sans GB,"\5B8B\4F53",sans-serif}input,textarea{outline:none;caret-color:#999}body,html{width:100%;height:100%}body{margin:0;padding:0;width:100%;height:100%}h1{padding:0;margin:0}.common-loading{position:fixed;left:0;top:0;width:100%;height:100%;background:rgba(0,0,0,0.5);z-index:99999999;display:none}.common-loading .load{position:absolute;left:50%;top:50%;transform:translate(-50%, -50%)}.common-loading .load img{width:50px;height:50px}.lo_message{width:100%;position:fixed;top:200px;height:40px;display:flex;text-align:center;align-items:center;justify-content:center;transition:all .2s;z-index:999998}.lo_message span{background:rgba(0,0,0,0.8);border-radius:4px;color:#fff;font-size:14px;padding:6px 14px}.seo-ranking{width:100%;max-width:2560px;margin:0 auto;background-color:#FFFFFF;box-sizing:border-box}.sr-title{font-weight:600;font-size:48px;line-height:64px;color:#103620;text-align:center}.sr-subtitle{max-width:1440px;margin:16px auto 0;font-weight:400;font-size:16px;line-height:26px;color:#727272;text-align:center}.sr-item-title{font-weight:600;font-size:20px;line-height:30px;color:#1B2A21}.sr-item-desc{margin-top:10px;font-weight:400;font-size:14px;line-height:24px;color:#727272}.sr-challenge{width:100%;padding:120px 0;box-sizing:border-box}.sr-challenge .sr-challenge-inner{display:flex;align-items:center;gap:30px;max-width:1440px;margin:52px auto 0}.sr-challenge .sr-challenge-media{min-width:0;width:700px;padding:60px 160px;background:rgba(255,255,255,0.4);border-radius:16px 16px 16px 16px;border:1px solid #EEEEEE;box-sizing:border-box}.sr-challenge .sr-challenge-media img{width:100%;height:auto;display:block;border-radius:14px}.sr-challenge .sr-challenge-list{flex:1;min-width:0;max-width:660px;box-sizing:border-box}.sr-challenge .sr-challenge-item{padding:22px;border-bottom:1px solid #EEF2EF}.sr-challenge .sr-challenge-item:first-child{padding-top:0}.sr-challenge .sr-challenge-item:last-child{padding-bottom:0;border-bottom:0}.sr-task{width:100%;padding:120px 0;box-sizing:border-box}.sr-task .sr-task-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:24px;max-width:1440px;margin:52px auto 0}.sr-task .sr-task-item{box-sizing:border-box;padding:26px 24px;background:#FFFFFF;border:1px solid #EDF3EF;border-radius:12px;box-shadow:0 2px 12px 0 rgba(10,37,25,0.04);transition:all .3s}.sr-task .sr-task-item:hover{transform:translateY(-4px);box-shadow:0 12px 28px 0 rgba(10,37,25,0.08)}.sr-task .sr-task-item .sr-item-title{margin-top:16px;font-size:18px;line-height:26px}.sr-task .sr-task-item .sr-item-desc{margin-top:10px}.sr-task .sr-task-illus{display:flex;align-items:center;justify-content:center;box-sizing:border-box;padding:8px}.sr-task .sr-task-illus img{height:100%;width:auto;display:block}.sr-why{width:100%;padding:120px 0;box-sizing:border-box}.sr-why .sr-why-grid{display:grid;grid-template-columns:repeat(3, 1fr);gap:24px;max-width:1440px;margin:52px auto 0}.sr-why .sr-why-item{box-sizing:border-box;padding:26px 24px;background:#FFFFFF;border:1px solid #EDF3EF;border-radius:12px;box-shadow:0 2px 12px 0 rgba(10,37,25,0.04);transition:all .3s}.sr-why .sr-why-item:hover{transform:translateY(-4px);box-shadow:0 12px 28px 0 rgba(10,37,25,0.08)}.sr-why .sr-why-item .sr-item-title{margin-top:16px;font-size:18px;line-height:26px}.sr-why .sr-why-item .sr-item-desc{margin-top:10px}.sr-icon{width:56px;height:56px;display:block;border-radius:10px}.sr-cta{width:100%;padding-bottom:120px;box-sizing:border-box}.sr-cta .sr-cta-inner{max-width:1440px;min-height:300px;margin:0 auto;display:flex;flex-direction:column;align-items:center;justify-content:center;box-sizing:border-box;padding:60px 40px;text-align:center;border-radius:24px;background:#101010 url(../../index/img/shopping/shop_mark_bg.png) no-repeat center;background-size:cover}.sr-cta .sr-cta-title{font-weight:600;font-size:32px;line-height:44px;color:#FFFFFF}.sr-cta .sr-cta-tips{margin-top:14px;font-size:14px;line-height:24px;color:rgba(255,255,255,0.72)}.sr-cta .sr-cta-btn{margin-top:32px;display:inline-flex;align-items:center;justify-content:center;gap:8px;height:46px;padding:0 32px;box-sizing:border-box;background:#FFFFFF;border-radius:10px;font-size:14px;font-weight:600;color:#14301F;transition:all .3s}.sr-cta .sr-cta-btn:hover{background:rgba(255,255,255,0.9)}.sr-cta .sr-cta-btn .sp-cta-arrow{width:16px;height:16px;display:block;flex-shrink:0;background:url(../img/chevron-down.png) no-repeat center;background-size:contain}.seo-ranking .faq-container{margin-bottom:0}@media screen and (max-width:1440px){.sr-challenge,.sr-task,.sr-why{padding-top:88px}.sr-cta{padding:88px 20px}}@media screen and (max-width:1024px){.sr-challenge .sr-challenge-inner{flex-direction:column;align-items:flex-start;gap:32px}.sr-challenge .sr-challenge-media{flex:none;width:100%;max-width:520px}.sr-task .sr-task-grid,.sr-why .sr-why-grid{grid-template-columns:repeat(2, 1fr)}}@media screen and (max-width:960px){.sr-title{font-size:26px;line-height:36px}.sr-subtitle{font-size:13px;line-height:22px}.sr-item-title{font-size:16px;line-height:24px}.sr-cta .sr-cta-title{font-size:24px;line-height:34px}.sr-cta .sr-cta-inner{padding:48px 24px;border-radius:16px}}@media screen and (max-width:640px){.sr-challenge,.sr-task,.sr-why{padding-top:56px;padding-left:16px;padding-right:16px}.sr-challenge .sr-challenge-inner{margin-top:32px}.sr-challenge .sr-challenge-item{padding:16px 0}.sr-task .sr-task-grid,.sr-why .sr-why-grid{grid-template-columns:1fr;gap:16px;margin-top:32px}.sr-task .sr-task-item,.sr-why .sr-why-item{padding:20px}.sr-cta{padding:56px 16px}}