Make tabs buttons

src/assets/styles/_common-mixins.scss

@@ -46,3 +46,13 @@
 @mixin drop-shadow {
     box-shadow: 0 4px 3px 2px var(--iqser-btn-bg-hover);
 }
+
+@mixin clear-btn {
+    background: none;
+    color: inherit;
+    border: none;
+    padding: 0;
+    font: inherit;
+    cursor: pointer;
+    outline: inherit;
+}

src/assets/styles/common-tabs.scss

@@ -1,4 +1,8 @@
+@use 'common-mixins' as mixins;
+
 .red-tab {
+    @include mixins.clear-btn;
+
     &:not(:last-child) {
         margin-right: 2px;
     }
@@ -10,7 +14,7 @@
     transition: background-color 0.2s;
     cursor: pointer;
 
-    &:not(.disabled):not(.active):hover {
+    &:not([disabled]):not(.active):hover {
         background-color: var(--iqser-grey-6);
     }
 
@@ -20,7 +24,7 @@
         color: var(--iqser-primary);
     }
 
-    &.disabled {
+    &[disabled] {
         color: rgba(var(--iqser-accent-rgb), 0.3);
         cursor: not-allowed;
     }