ADDED: Mixins for icon buttons, but it's not completed feature

FIXED: Styles for segmented-button

src/styles/generics.sass

@@ -36,3 +36,24 @@ html
     background-color: var(--md-sys-color-surface)
     border-radius: 25px
 
+button:not(.m3-fab, .m3-icon-button)
+    @include m3-typography-mixin('label-large')
+
+    max-height: 40px
+    width: min-content
+    white-space: nowrap
+    height: min-content
+    box-sizing: border-box
+    transition: background-color, box-shadow, .2s cubic-bezier(0.2, 0, 0, 1) !important
+
+    &.m3
+        @include center(inline-flex)
+
+        gap: 8px
+        border: none
+        contain: content
+        text-align: center
+        padding: 10px 24px
+        flex-direction: row
+        border-radius: 100px
+        box-sizing: border-box