diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.scss b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.scss
index 1a00ed04..72bde422 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.scss
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/messages.component.scss
@@ -188,46 +188,6 @@
     }
   }
 }
-//mat-snack-bar 공통
-::ng-deep .cdk-global-overlay-wrapper {
-  .mat-snack-bar-container {
-    margin: 0;
-    padding: 30px;
-    max-width: 60vw;
-    .mat-simple-snackbar {
-      display: flex;
-      justify-content: center;
-      span {
-        @include ellipsis(3);
-        display: inline-block;
-        padding: 7px 20px;
-        border: 1px solid #ffffff;
-        background-color: rgb(255, 255, 255, 0.2);
-        color: #ffffff;
-        margin-right: 4px;
-        flex: 1 1 auto;
-        max-width: 40vw;
-      }
-      &-action {
-        display: inline-flex;
-        margin-left: auto;
-        flex: 0 0 auto;
-        height: 100%;
-        button {
-          //background-color: #00b6d5;
-          border-radius: 2px;
-          span {
-            padding: 0 20px;
-            color: #ffffff;
-            background: none;
-            border: none;
-            font-weight: 500;
-          }
-        }
-      }
-    }
-  }
-}
 
 .chat-header {
   .profile-img {
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/right-drawer.component.scss b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/right-drawer.component.scss
index c72454f8..066a9418 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/right-drawer.component.scss
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/components/right-drawer.component.scss
@@ -12,15 +12,3 @@ $tablet-s-width: 768px;
     margin-right: -10px;
   }
 }
-
-/*rightDrawer공통
-::ng-deep .rightDrawer-item {
-  width: 100%;
-  height: calc(100% - 60px);
-  .rightDrawer-tab {
-    .mat-tab-label {
-      width: 50%;
-      min-width: 50%;
-    }
-  }
-}*/
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/clipboard.dialog.component.scss b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/clipboard.dialog.component.scss
index e0713d91..b71eb7e3 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/clipboard.dialog.component.scss
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/chat/clipboard.dialog.component.scss
@@ -53,39 +53,3 @@
     }
   }
 }
-
-::ng-deep .clipboard-tab {
-  .mat-tab-header {
-    width: 160px;
-    flex: 0 0 160px;
-    .mat-tab-labels {
-      flex-direction: column;
-      justify-content: start;
-      border: none;
-      height: 100%;
-      .mat-tab-label {
-        padding: 0 10px;
-        align-content: flex-start;
-        text-align: left;
-        align-items: center;
-        justify-content: flex-start;
-        .mat-checkbox {
-          label {
-            margin-right: 8px;
-          }
-        }
-      }
-    }
-    .mat-ink-bar {
-      display: none;
-    }
-  }
-
-  .mat-tab-body-wrapper {
-    flex: 1 1 auto;
-    border-left: 1px solid #dddddd;
-    .mat-tab-body {
-      padding: 10px;
-    }
-  }
-}
diff --git a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/settings/messenger-settings.dialog.component.scss b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/settings/messenger-settings.dialog.component.scss
index ca132170..22112877 100644
--- a/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/settings/messenger-settings.dialog.component.scss
+++ b/projects/ucap-webmessenger-app/src/app/layouts/messenger/dialogs/settings/messenger-settings.dialog.component.scss
@@ -53,33 +53,3 @@
     }
   }
 }
-
-::ng-deep .setting-tab {
-  .mat-tab-header {
-    border: none !important;
-    .mat-tab-labels {
-      flex-direction: column;
-      justify-content: start;
-      border: none;
-      height: 100%;
-      .mat-tab-label {
-        padding: 0 10px;
-        align-content: flex-start;
-        text-align: left;
-        align-items: center;
-        justify-content: flex-start;
-        &.mat-tab-label-active {
-          opacity: 1;
-        }
-      }
-    }
-    .mat-ink-bar {
-      opacity: 0;
-    }
-  }
-
-  .mat-tab-body-wrapper {
-    flex: 1 1 auto;
-    border-left: 1px solid #dddddd;
-  }
-}
diff --git a/projects/ucap-webmessenger-app/src/assets/scss/global/_default.scss b/projects/ucap-webmessenger-app/src/assets/scss/global/_default.scss
index 78333f50..8dd59ef1 100644
--- a/projects/ucap-webmessenger-app/src/assets/scss/global/_default.scss
+++ b/projects/ucap-webmessenger-app/src/assets/scss/global/_default.scss
@@ -351,10 +351,12 @@ $daesang-grey: (
     box-shadow: none;
     border-radius: 0px;
   }
+
   .btn-main-float .bg-accent-dark {
     background: mat-color($accent, 600);
     color: mat-color($primary, default-contrast);
   }
+
   .current-head {
     display: flex;
     justify-content: center;
@@ -389,6 +391,7 @@ $daesang-grey: (
     }
     .mat-tab-body-wrapper {
       height: 100%;
+      border: none;
     }
   }
 
@@ -401,31 +404,29 @@ $daesang-grey: (
     }
   }
 
-  /*mat-tab-group[horizontal] {
-    &.theme-list {
-      .mat-tab-label {
-        flex-direction: row;
-      }
-    }
-  }*/
-
   mat-tab-group[vertical] {
     display: flex;
     flex-direction: row;
-
     .mat-tab-labels {
       display: flex;
       flex-direction: column;
       align-content: flex-start;
-
       .mat-tab-label {
         justify-content: flex-start;
+        padding: 0;
+        .mat-checkbox {
+          margin-right: 8px;
+        }
       }
     }
-
     .mat-ink-bar {
       opacity: 0;
     }
+    .mat-tab-body-wrapper {
+      flex: 1 1 auto;
+      border-left: 1px solid #dddddd;
+      padding: 0 10px;
+    }
   }
 
   nav[mat-tab-nav-bar][vertical] {
@@ -496,12 +497,35 @@ $daesang-grey: (
     }
   }
 
+  //[s] 번역
   .translationForm {
     background-color: mat-color($accent, 200, 0.4);
+    .select-language {
+      .mat-form-field-wrapper {
+        width: 100%;
+        line-height: 0.8em;
+        .mat-form-field-infix {
+          padding: 0.2em 0 0;
+        }
+      }
+      .mat-form-field-underline {
+        bottom: 0.8em;
+      }
+    }
+    .mat-slide-toggle {
+      @media screen and (max-width: #{$tablet-s-width}) {
+        label {
+          width: 20%;
+          flex-flow: column;
+          font-size: 0.8em;
+        }
+      }
+    }
   }
   .translation-preview {
     background-color: mat-color($accent, 900, 0.8);
   }
+
   .tree-has-child {
     li {
       .tree-node-body {
diff --git a/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.html b/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.html
index 84195bc1..99a98431 100644
--- a/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.html
+++ b/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.html
@@ -1,6 +1,7 @@
 <mat-card class="mat-elevation-z0 ucap-message-write">
   <form name="messageWriteForm" [formGroup]="messageWriteForm" novalidate>
     <perfect-scrollbar>
+      <div class="write-form">
       <div class="add-row">
         <button
           mat-button
@@ -114,6 +115,7 @@
           </mat-list>
         </mat-card-content>
       </div>
+      </div>
     </perfect-scrollbar>
   </form>
 
diff --git a/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.scss b/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.scss
index cf69c853..3a35fe4b 100644
--- a/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.scss
+++ b/projects/ucap-webmessenger-ui-message/src/lib/components/write.component.scss
@@ -7,6 +7,9 @@
       .ps--active-x > .ps__rail-x {
         display: none;
       }
+      .write-form {
+        padding-right: 10px;
+      }
     }
   }
 
@@ -72,7 +75,6 @@
       min-height: 250px;
       border: 1px solid #dddddd;
       word-break: break-all;
-      //overflow: auto;
     }
   }
 }
@@ -119,8 +121,6 @@
   .mat-chip-list {
     .mat-chip-list-wrapper {
       margin: 0;
-      /* max-height: 100px;
-      overflow: auto;*/
     }
   }
   .message-title {
diff --git a/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.scss b/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.scss
index e50ed777..4422660a 100644
--- a/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.scss
+++ b/projects/ucap-webmessenger-ui-organization/src/lib/components/tree.component.scss
@@ -1,4 +1,4 @@
-::ng-deep .organization-tree {
+.organization-tree {
   padding: 5px;
 
   .tree-node-closer-container {
@@ -65,13 +65,9 @@
         border-radius: 4px;
         button {
           line-height: normal;
-          .mat-button-wrapper {
-            width: 24px;
-            height: 24px;
-            .tree-node-expand-btn {
-              background-color: transparent;
-              font-size: 20px;
-            }
+          .tree-node-expand-btn {
+            background-color: transparent;
+            font-size: 20px;
           }
         }
       }
diff --git a/projects/ucap-webmessenger-ui-settings/src/lib/components/general.component.scss b/projects/ucap-webmessenger-ui-settings/src/lib/components/general.component.scss
index 3ad95fbb..e166ac8c 100644
--- a/projects/ucap-webmessenger-ui-settings/src/lib/components/general.component.scss
+++ b/projects/ucap-webmessenger-ui-settings/src/lib/components/general.component.scss
@@ -26,6 +26,7 @@
 ::ng-deep .theme-list {
   .mat-tab-header {
     width: 100%;
+    border: none !important;
     .mat-tab-labels {
       position: relative;
       width: 100%;
@@ -45,7 +46,7 @@
     }
   }
   .mat-tab-body-wrapper {
-    border: none;
+    border: none !important;
   }
 }
 
diff --git a/projects/ucap-webmessenger-ui/src/assets/scss/partials/_dialogs.scss b/projects/ucap-webmessenger-ui/src/assets/scss/partials/_dialogs.scss
index 07689783..46eca22c 100644
--- a/projects/ucap-webmessenger-ui/src/assets/scss/partials/_dialogs.scss
+++ b/projects/ucap-webmessenger-ui/src/assets/scss/partials/_dialogs.scss
@@ -1 +1,40 @@
-$tablet-s-width: 768px;
+//mat-snack-bar-container
+.cdk-global-overlay-wrapper {
+  .mat-snack-bar-container {
+    margin: 0;
+    padding: 30px;
+    max-width: 60vw;
+    .mat-simple-snackbar {
+      display: flex;
+      justify-content: center;
+      span {
+        @include ellipsis(3);
+        display: inline-block;
+        padding: 7px 20px;
+        border: 1px solid #ffffff;
+        background-color: rgb(255, 255, 255, 0.2);
+        color: #ffffff;
+        margin-right: 4px;
+        flex: 1 1 auto;
+        max-width: 40vw;
+      }
+      &-action {
+        display: inline-flex;
+        margin-left: auto;
+        flex: 0 0 auto;
+        height: 100%;
+        button {
+          //background-color: #00b6d5;
+          border-radius: 2px;
+          span {
+            padding: 0 20px;
+            color: #ffffff;
+            background: none;
+            border: none;
+            font-weight: 500;
+          }
+        }
+      }
+    }
+  }
+}
diff --git a/projects/ucap-webmessenger-ui/src/lib/components/translation-section.component.scss b/projects/ucap-webmessenger-ui/src/lib/components/translation-section.component.scss
index 0da226ea..793f37e8 100644
--- a/projects/ucap-webmessenger-ui/src/lib/components/translation-section.component.scss
+++ b/projects/ucap-webmessenger-ui/src/lib/components/translation-section.component.scss
@@ -98,27 +98,3 @@ $tablet-s-width: 768px;
     }
   }
 }
-
-::ng-deep .translationForm {
-  .select-language {
-    .mat-form-field-wrapper {
-      width: 100%;
-      line-height: 0.8em;
-      .mat-form-field-infix {
-        padding: 0.2em 0 0;
-      }
-    }
-    .mat-form-field-underline {
-      bottom: 0.8em;
-    }
-  }
-  .mat-slide-toggle {
-    @media screen and (max-width: #{$tablet-s-width}) {
-      label {
-        width: 20%;
-        flex-flow: column;
-        font-size: 0.8em;
-      }
-    }
-  }
-}