.btb-wa-float{position:fixed;right:18px;top:46%;transform:translateY(-50%);z-index:99999;font-family:Arial,Helvetica,sans-serif}
.btb-wa-card{width:188px;background:#fff;border:1px solid #d9f3e3;border-radius:18px;box-shadow:0 14px 36px rgba(11,31,51,.18);overflow:hidden}
.btb-wa-head{background:#25D366;color:#fff;font-weight:700;padding:11px 13px;font-size:15px;line-height:1.25;display:flex;gap:8px;align-items:center}
.btb-wa-body{padding:12px 13px;color:#0b1f33;font-size:13px;line-height:1.45}
.btb-wa-body strong{display:block;margin-bottom:4px}
.btb-wa-btn{display:block;margin-top:10px;padding:9px 10px;border-radius:999px;background:#25D366;color:#fff!important;text-decoration:none!important;text-align:center;font-weight:700;font-size:13px}
.btb-wa-btn:hover{background:#1ebe5d;color:#fff!important}
@media(max-width:768px){.btb-wa-float{right:12px;top:auto;bottom:18px;transform:none}.btb-wa-card{width:auto;min-width:150px}.btb-wa-body{display:none}.btb-wa-head{border-radius:999px;padding:12px 15px}.btb-wa-card{border-radius:999px}}

:root{–btb-navy:#08233f;–btb-blue:#1266d6;–btb-soft:#f4f8fc;–btb-line:#e6edf5;–btb-green:#25D366}
.btb-page{max-width:1180px;margin:0 auto;padding:0 18px;color:#10243a;box-sizing:border-box;overflow:hidden}
.btb-page *{box-sizing:border-box}
.btb-section{padding:46px 0}.btb-section.soft{background:linear-gradient(180deg,#f7fbff 0%,#fff 100%);border-radius:28px;padding-left:22px;padding-right:22px}
.btb-hero{display:grid;grid-template-columns:minmax(0,1.08fr) minmax(280px,.92fr);gap:34px;align-items:center;padding:42px 0 32px}
.btb-hero h1,.btb-page h1{font-size:clamp(34px,4vw,56px);line-height:1.04;letter-spacing:-.035em;margin:10px 0 16px;color:var(–btb-navy)}
.btb-page h2{font-size:clamp(25px,3vw,38px);line-height:1.14;letter-spacing:-.025em;color:var(–btb-navy);margin:0 0 14px}
.btb-page h3{font-size:20px;line-height:1.25;color:var(–btb-navy);margin:0 0 10px}.btb-page p{font-size:16px;line-height:1.72;color:#476177;margin:0 0 16px}
.btb-kicker{display:inline-flex;align-items:center;gap:8px;padding:7px 11px;border-radius:999px;background:#eaf3ff;color:#1257b0;font-weight:800;font-size:12px;letter-spacing:.06em;text-transform:uppercase}
.btb-actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btb-btn{display:inline-flex;align-items:center;justify-content:center;min-height:46px;padding:13px 18px;border-radius:999px;font-weight:800;text-decoration:none!important;line-height:1.2;box-shadow:0 10px 22px rgba(18,102,214,.12)}
.btb-btn.primary,.btb-btn.dark{background:var(–btb-blue);color:#fff!important}.btb-btn.outline,.btb-btn.ghost{background:#fff;color:var(–btb-navy)!important;border:1px solid var(–btb-line)}.btb-btn.light{background:#fff;color:var(–btb-blue)!important}
.btb-hero-img,.btb-img{width:100%;height:auto;border-radius:24px;box-shadow:0 18px 45px rgba(8,35,63,.14);object-fit:cover}.btb-grid{display:grid;gap:18px}.btb-grid.cols-2{grid-template-columns:repeat(2,minmax(0,1fr))}.btb-grid.cols-3{grid-template-columns:repeat(3,minmax(0,1fr))}.btb-grid.cols-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.btb-split{display:grid;grid-template-columns:minmax(0,1fr) minmax(280px,.9fr);gap:28px;align-items:start}.btb-card,.btb-form-wrap,.btb-contact-box,.btb-note,.btb-product-card{background:#fff;border:1px solid var(–btb-line);border-radius:22px;padding:22px;box-shadow:0 12px 32px rgba(8,35,63,.07)}
.btb-list{display:grid;gap:10px}.btb-list span,.btb-list li{display:block;padding:11px 13px;border-radius:14px;background:#f7fbff;color:#263f56}.btb-cta{margin:44px 0 10px;padding:34px 24px;border-radius:28px;background:linear-gradient(135deg,#08233f,#1266d6);color:#fff;text-align:center}.btb-cta h2,.btb-cta p{color:#fff}.btb-table{width:100%;overflow-x:auto;display:block}
.btb-product-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:18px}.btb-product-card{padding:0;overflow:hidden}.btb-product-img{width:100%;height:auto;display:block}.btb-product-body{padding:18px}.btb-product-meta,.btb-spec{font-size:13px;color:#5c7288}.btb-catalog-tools{display:flex;gap:10px;overflow-x:auto;padding-bottom:8px;-webkit-overflow-scrolling:touch}.btb-cat-btn{white-space:nowrap;border-radius:999px;padding:10px 14px}
.wpcf7 input,.wpcf7 textarea,.wpcf7 select{width:100%;max-width:100%;min-height:46px;border:1px solid var(–btb-line);border-radius:14px;padding:12px 13px;font-size:16px}.wpcf7 textarea{min-height:130px}.wpcf7-submit{background:var(–btb-blue)!important;color:#fff!important;font-weight:800;border:none!important;border-radius:999px!important}
@media(max-width:900px){.btb-grid.cols-4,.btb-grid.cols-3,.btb-product-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.btb-hero,.btb-split{grid-template-columns:1fr}}
@media(max-width:640px){body{background:#fff}.site-header,.wp-site-blocks>header{position:sticky;top:0;z-index:9999;background:rgba(255,255,255,.96);backdrop-filter:blur(10px);box-shadow:0 8px 22px rgba(8,35,63,.06)}.btb-page{padding:0 14px}.btb-section{padding:30px 0}.btb-section.soft{padding:24px 14px;border-radius:22px;margin-left:-2px;margin-right:-2px}.btb-hero{display:flex;flex-direction:column;padding:24px 0 24px;gap:18px}.btb-hero>div{width:100%;order:1}.btb-hero-img{order:2;max-height:260px;border-radius:20px;object-fit:cover}.btb-hero h1,.btb-page h1{font-size:34px;line-height:1.08;margin:10px 0 12px}.btb-page h2{font-size:25px}.btb-page h3{font-size:18px}.btb-page p{font-size:15.5px;line-height:1.62}.btb-kicker{font-size:11px;padding:6px 10px}.btb-actions{display:grid;grid-template-columns:1fr;gap:10px;margin-top:18px}.btb-btn{width:100%;min-height:48px;padding:14px 16px;font-size:15px}.btb-grid,.btb-grid.cols-2,.btb-grid.cols-3,.btb-grid.cols-4,.btb-product-grid{grid-template-columns:1fr;gap:14px}.btb-split{display:flex;flex-direction:column;gap:18px}.btb-card,.btb-form-wrap,.btb-contact-box,.btb-note,.btb-product-card{border-radius:18px;padding:17px;box-shadow:0 8px 22px rgba(8,35,63,.06)}.btb-product-card{padding:0}.btb-product-body{padding:16px}.btb-list span,.btb-list li{padding:10px 12px;font-size:14.5px}.btb-cta{margin:30px 0 6px;padding:26px 16px;border-radius:22px;text-align:left}.btb-cta .btb-actions{margin-top:18px}.btb-contact-box a{word-break:break-word}.btb-table{margin-left:-4px;margin-right:-4px}.btb-catalog-tools{margin-left:-14px;margin-right:-14px;padding-left:14px;padding-right:14px}.btb-wa-float{left:12px!important;right:12px!important;bottom:12px!important;top:auto!important;transform:none!important}.btb-wa-card{width:100%!important;min-width:0!important;border-radius:999px!important}.btb-wa-head{display:none!important}.btb-wa-body{display:flex!important;align-items:center;justify-content:space-between;gap:10px;padding:10px 12px!important}.btb-wa-body strong{margin:0;font-size:14px}.btb-wa-body span{display:none}.btb-wa-btn{margin:0!important;min-width:112px;padding:10px 14px!important}.site-footer,footer{padding-bottom:76px!important}}

.btb-bottom-links{max-width:1180px;margin:34px auto 92px;padding:22px 18px;text-align:center;border-top:1px solid #e8eef5}.btb-bottom-links h2{font-size:18px;margin:0 0 14px;color:#06182d}.btb-bottom-links div{display:flex;gap:10px;flex-wrap:wrap;justify-content:center}.btb-bottom-links a{padding:10px 13px;border-radius:999px;background:#f3f7fb;color:#314b63!important;font-size:14px;font-weight:700;text-decoration:none!important}@media(max-width:720px){.btb-bottom-links{margin-bottom:86px;text-align:left}.btb-bottom-links div{justify-content:flex-start;overflow-x:auto;flex-wrap:nowrap;padding-bottom:6px}.btb-bottom-links a{white-space:nowrap}}

B2B Peptide Supply Resources & Guides

ProductsQualityCOAAboutOEM/ODMCatalogFAQBlogShippingPrivacyUSABrazilMexicoGermanyUAEDistributorsLaboratories