checkout/src/arquivos/sass/partials/_header.scss

@@ -3,24 +3,47 @@
     border-bottom: 1px solid $color-black-500;
 
     .container {
-        padding: 30px 0;
         width: 79.53%;
+
+        @include mq(md, max) {
+            width: 100%;
+        }
     }
     &__wrapper {
         align-items: center;
         display: flex;
         justify-content: space-between;
+        padding: 30px 0;
+
+        @include mq(md, max) {
+            padding: 16px;
+        }
+
+        .progress-bar {
+            @include mq(md, max) {
+                display: none;
+            }
+        }
     }
 
     &__logo {
         img {
             height: 37px;
             width: auto;
+
+            @include mq(xl, min) {
+                height: 91.89px;
+            }
+
+            @include mq(md, max) {
+                height: 32px;
+            }
         }
     }
 
     &__safeBuy {
         display: flex;
+        align-items: center;
         gap: 8px;
 
         span {
@@ -33,10 +56,23 @@
             font-size: 12px;
             line-height: 16px;
             color: $color-black-100;
+
+            @include mq(xl, min) {
+                font-size: 24px;
+                line-height: 32px;
+            }
         }
 
         img {
             height: 15px;
+
+            @include mq(xl, min) {
+                height: 41px;
+            }
+
+            @include mq(md, max) {
+                height: 13px;
+            }
         }
     }
 }

checkout/src/arquivos/sass/utils/_variaveis.scss

@@ -24,10 +24,10 @@ $color-green: #4caf50;
 $grid-breakpoints: (
 	xs: 0,
 	cstm: 400,
-	sm: 576px,
-	md: 768px,
-	lg: 992px,
-	xl: 1200px
+	sm: 375px,
+	md: 1025px,
+	lg: 1280px,
+	xl: 2500px
 ) !default;
 
 $z-index: (