diff --git a/tuiexporter/internal/tui/component/page.go b/tuiexporter/internal/tui/component/page.go
index a4bebec..14dd304 100644
--- a/tuiexporter/internal/tui/component/page.go
+++ b/tuiexporter/internal/tui/component/page.go
@@ -2,6 +2,7 @@ package component
 
 import (
 	"log"
+	"regexp"
 	"strings"
 
 	"github.com/gdamore/tcell/v2"
@@ -17,6 +18,8 @@ const (
 	PAGE_DEBUG_LOG = "DebugLog"
 )
 
+var keyMapRegex = regexp.MustCompile(`Rune|\[|\]`)
+
 type KeyMaps map[tcell.EventKey]string
 
 type TUIPages struct {
@@ -179,7 +182,7 @@ func (p *TUIPages) createTracePage(store *telemetry.Store) *tview.Flex {
 		*tcell.NewEventKey(tcell.KeyRune, '/', tcell.ModNone):  "Search traces",
 		*tcell.NewEventKey(tcell.KeyEsc, ' ', tcell.ModNone):   "(search) Cancel",
 		*tcell.NewEventKey(tcell.KeyEnter, ' ', tcell.ModNone): "(search) Confirm",
-		*tcell.NewEventKey(tcell.KeyCtrlL, ' ', tcell.ModNone): "Clear all data",
+		*tcell.NewEventKey(tcell.KeyRune, 'L', tcell.ModCtrl):  "Clear all data",
 	})
 	page = attatchTab(page, PAGE_TRACES)
 
@@ -343,7 +346,7 @@ func (p *TUIPages) createLogPage(store *telemetry.Store) *tview.Flex {
 		*tcell.NewEventKey(tcell.KeyRune, '/', tcell.ModNone):  "Search logs",
 		*tcell.NewEventKey(tcell.KeyEsc, ' ', tcell.ModNone):   "(search) Cancel",
 		*tcell.NewEventKey(tcell.KeyEnter, ' ', tcell.ModNone): "(search) Confirm",
-		*tcell.NewEventKey(tcell.KeyCtrlL, ' ', tcell.ModNone): "Clear all data",
+		*tcell.NewEventKey(tcell.KeyRune, 'L', tcell.ModCtrl):  "Clear all data",
 		*tcell.NewEventKey(tcell.KeyRune, 'y', tcell.ModNone):  "Copy Log to clipboard",
 	})
 	pageContainer = attatchTab(pageContainer, PAGE_LOGS)
@@ -389,7 +392,7 @@ func attatchTab(p tview.Primitive, name string) *tview.Flex {
 func attatchCommandList(p tview.Primitive, keys KeyMaps) *tview.Flex {
 	keytexts := []string{}
 	for k, v := range keys {
-		keytexts = append(keytexts, k.Name()+": "+v)
+		keytexts = append(keytexts, keyMapRegex.ReplaceAllString(k.Name(), "")+": "+v)
 	}
 
 	command := tview.NewTextView().SetText(strings.Join(keytexts, ", "))
diff --git a/tuiexporter/internal/tui/component/timeline.go b/tuiexporter/internal/tui/component/timeline.go
index ddf5661..9d37f96 100644
--- a/tuiexporter/internal/tui/component/timeline.go
+++ b/tuiexporter/internal/tui/component/timeline.go
@@ -12,8 +12,10 @@ import (
 )
 
 const (
-	TIMELINE_DETAILS_IDX = 1 // index of details in the base flex container
-	TIMELINE_TREE_TITLE  = "Details (d)"
+	TIMELINE_DETAILS_IDX               = 1 // index of details in the base flex container
+	TIMELINE_TREE_TITLE                = "Details (d)"
+	SPAN_NAME_COLUMN_WIDTH_RESIZE_UNIT = 5
+	SPAN_NAME_COLUMN_WIDTH_DEFAULT     = 30
 )
 
 var colors = []tcell.Color{
@@ -77,8 +79,9 @@ func DrawTimeline(traceID string, tcache *telemetry.TraceCache, lcache *telemetr
 		})
 
 	// place spans on the timeline
+	snameWidth := SPAN_NAME_COLUMN_WIDTH_DEFAULT
 	grid := tview.NewGrid().
-		SetColumns(30, 0). // TODO: dynamic width
+		SetColumns(snameWidth, 0). // TODO: dynamic width
 		SetBorders(true).
 		AddItem(title, 0, 0, 1, 1, 0, 0, false).
 		AddItem(timeline, 0, 1, 1, 1, 0, 0, false)
@@ -139,6 +142,15 @@ func DrawTimeline(traceID string, tcache *telemetry.TraceCache, lcache *telemetr
 					traceContainer.AddItem(details, 0, 3, false)
 				}
 				return nil
+			case tcell.KeyCtrlL:
+				_, _, w, _ := grid.GetInnerRect()
+				snameWidth = widenInLimit(SPAN_NAME_COLUMN_WIDTH_RESIZE_UNIT, snameWidth, w)
+				grid.SetColumns(snameWidth, 0)
+				return nil
+			case tcell.KeyCtrlH:
+				snameWidth = narrowInLimit(SPAN_NAME_COLUMN_WIDTH_RESIZE_UNIT, snameWidth, SPAN_NAME_COLUMN_WIDTH_DEFAULT)
+				grid.SetColumns(snameWidth, 0)
+				return nil
 			}
 			return event
 		})
@@ -179,7 +191,23 @@ func DrawTimeline(traceID string, tcache *telemetry.TraceCache, lcache *telemetr
 	return base, KeyMaps{
 		*tcell.NewEventKey(tcell.KeyUp, ' ', tcell.ModNone):   "Move up",
 		*tcell.NewEventKey(tcell.KeyDown, ' ', tcell.ModNone): "Move down",
+		*tcell.NewEventKey(tcell.KeyRune, 'L', tcell.ModCtrl): "Widen side col",
+		*tcell.NewEventKey(tcell.KeyRune, 'H', tcell.ModCtrl): "Narrow side col",
+	}
+}
+
+func narrowInLimit(step, curr, limit int) int {
+	if curr-step >= limit {
+		return curr - step
+	}
+	return curr
+}
+
+func widenInLimit(step, curr, limit int) int {
+	if curr+step <= limit {
+		return curr + step
 	}
+	return curr
 }
 
 func calculateTimelineUnit(duration time.Duration) (unit time.Duration, count int) {
diff --git a/tuiexporter/internal/tui/component/timeline_test.go b/tuiexporter/internal/tui/component/timeline_test.go
index cbb2d69..be9c54e 100644
--- a/tuiexporter/internal/tui/component/timeline_test.go
+++ b/tuiexporter/internal/tui/component/timeline_test.go
@@ -103,3 +103,67 @@ func TestRoundDownDuration(t *testing.T) {
 		})
 	}
 }
+
+func TestNarrowInLimit(t *testing.T) {
+	tests := []struct {
+		name  string
+		step  int
+		curr  int
+		limit int
+		want  int
+	}{
+		{
+			name:  "Modified",
+			step:  5,
+			curr:  35,
+			limit: 30,
+			want:  30,
+		},
+		{
+			name:  "No_Effect_Limit_Over",
+			step:  5,
+			curr:  34,
+			limit: 30,
+			want:  34,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := narrowInLimit(tt.step, tt.curr, tt.limit)
+			assert.Equal(t, tt.want, got)
+		})
+	}
+}
+
+func TestWidenInLimit(t *testing.T) {
+	tests := []struct {
+		name  string
+		step  int
+		curr  int
+		limit int
+		want  int
+	}{
+		{
+			name:  "Modified",
+			step:  5,
+			curr:  35,
+			limit: 40,
+			want:  40,
+		},
+		{
+			name:  "No_Effect_Limit_Over",
+			step:  5,
+			curr:  30,
+			limit: 34,
+			want:  30,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			got := widenInLimit(tt.step, tt.curr, tt.limit)
+			assert.Equal(t, tt.want, got)
+		})
+	}
+}