diff --git a/web/pw-server/src/lib/components/OutputPane.svelte b/web/pw-server/src/lib/components/OutputPane.svelte
index 68c5c3b..65ae507 100644
--- a/web/pw-server/src/lib/components/OutputPane.svelte
+++ b/web/pw-server/src/lib/components/OutputPane.svelte
@@ -1,5 +1,5 @@
 <script lang="ts">
-  import PlayerLog from "./PlayerLog.svelte";
+  import PlayerLog from "./log_viewer/PlayerLog.svelte";
 
   export let matchLog: string;
 </script>
diff --git a/web/pw-server/src/lib/components/PlayerLog.svelte b/web/pw-server/src/lib/components/PlayerLog.svelte
deleted file mode 100644
index 60097d8..0000000
--- a/web/pw-server/src/lib/components/PlayerLog.svelte
+++ /dev/null
@@ -1,153 +0,0 @@
-<script lang="ts">
-  import { parsePlayerLog, PlayerLog } from "$lib/log_parser";
-
-  export let matchLog: string;
-  export let playerId: number;
-  export let showStdErr: boolean = true;
-
-  let playerLog: PlayerLog;
-
-  let showRawStderr = false;
-
-  const PLURAL_MAP = {
-    dispatch: "dispatches",
-    ship: "ships",
-  };
-
-  function pluralize(num: number, word: string): string {
-    if (num == 1) {
-      return `1 ${word}`;
-    } else {
-      return `${num} ${PLURAL_MAP[word]}`;
-    }
-  }
-
-  $: if (matchLog) {
-    playerLog = parsePlayerLog(playerId, matchLog);
-  } else {
-    playerLog = [];
-  }
-</script>
-
-<div class="output">
-  {#if showRawStderr}
-    <div class="output-text stderr-text">
-      {playerLog.flatMap((turn) => turn.stderr).join("\n")}
-    </div>
-  {:else}
-    <div class="output-text">
-      {#each playerLog as logTurn, i}
-        <div class="turn">
-          <div class="turn-header">
-            <span class="turn-header-text">Turn {i}</span>
-            {#if logTurn.action?.type === "dispatches"}
-              {pluralize(logTurn.action.dispatches.length, "dispatch")}
-            {:else if logTurn.action?.type === "timeout"}
-              <span class="turn-error">timeout</span>
-            {:else if logTurn.action?.type === "bad_command"}
-              <span class="turn-error">invalid command</span>
-            {/if}
-          </div>
-          {#if logTurn.action?.type === "dispatches"}
-            <div class="dispatches-container">
-              {#each logTurn.action.dispatches as dispatch}
-                <div class="dispatch">
-                  <div class="dispatch-text">
-                    {pluralize(dispatch.ship_count, "ship")} from {dispatch.origin} to {dispatch.destination}
-                  </div>
-                  {#if dispatch.error}
-                    <span class="dispatch-error">{dispatch.error}</span>
-                  {/if}
-                </div>
-              {/each}
-            </div>
-          {:else if logTurn.action?.type === "bad_command"}
-            <div class="bad-command-container">
-              <div class="bad-command-text">{logTurn.action.command}</div>
-              <div class="bad-command-error">Parse error: {logTurn.action.error}</div>
-            </div>
-          {/if}
-          {#if showStdErr && logTurn.stderr.length > 0}
-            <div class="stderr-header">stderr</div>
-            <div class="stderr-text-box">
-              {#each logTurn.stderr as stdErrMsg}
-                <div class="stderr-text">{stdErrMsg}</div>
-              {/each}
-            </div>
-          {/if}
-        </div>
-      {/each}
-    </div>
-  {/if}
-</div>
-
-<style lang="scss">
-  .output {
-    background-color: rgb(41, 41, 41);
-  }
-
-  .turn {
-    margin: 16px 4px;
-  }
-
-  .output-text {
-    color: #ccc;
-  }
-
-  .turn-header {
-    display: flex;
-    justify-content: space-between;
-  }
-
-  .turn-header-text {
-    color: #eee;
-    font-size: 14px;
-    font-weight: 600;
-    text-transform: uppercase;
-  }
-
-  .turn-error {
-    color: red;
-  }
-
-  .dispatch {
-    display: flex;
-    justify-content: space-between;
-  }
-
-  .dispatch-error {
-    color: red;
-  }
-
-  .bad-command-container {
-    border-left: 1px solid red;
-    margin-left: 4px;
-    padding-left: 8px;
-  }
-
-  .bad-command-text {
-    font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace;
-    padding-bottom: 4px;
-  }
-
-  .bad-command-error {
-    color: whitesmoke;
-  }
-
-  .stderr-text {
-    // font-family: monospace;
-    font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace;
-    white-space: pre-wrap;
-  }
-
-  .stderr-header {
-    color: #eee;
-    padding-top: 4px;
-  }
-
-  .stderr-text-box {
-    border-left: 1px solid #ccc;
-    margin-left: 4px;
-    padding-left: 8px;
-  }
-</style>
diff --git a/web/pw-server/src/lib/components/log_viewer/LogTurn.svelte b/web/pw-server/src/lib/components/log_viewer/LogTurn.svelte
index e69de29..80367f4 100644
--- a/web/pw-server/src/lib/components/log_viewer/LogTurn.svelte
+++ b/web/pw-server/src/lib/components/log_viewer/LogTurn.svelte
@@ -0,0 +1,160 @@
+<script lang="ts">
+  import type { PlayerLogTurn } from "$lib/log_parser";
+  import Fa from "svelte-fa";
+  import { faAngleRight, faAngleDown } from "@fortawesome/free-solid-svg-icons";
+
+  export let turnNum: number;
+  export let logTurn: PlayerLogTurn;
+  let expanded = false;
+
+  const PLURAL_MAP = {
+    dispatch: "dispatches",
+    ship: "ships",
+  };
+
+  function pluralize(num: number, word: string): string {
+    if (num == 1) {
+      return `1 ${word}`;
+    } else {
+      return `${num} ${PLURAL_MAP[word]}`;
+    }
+  }
+
+  function toggleExpand() {
+    expanded = !expanded;
+  }
+</script>
+
+<div class="turn">
+  <div class="turn-header" on:click={toggleExpand}>
+    <span>
+      <span class="turn-header-icon">
+        {#if expanded}
+          <Fa icon={faAngleDown} />
+        {:else}
+          <Fa icon={faAngleRight} />
+        {/if}
+      </span>
+      <span class="turn-header-text">
+        Turn {turnNum}
+      </span>
+    </span>
+    {#if logTurn.action?.type === "dispatches"}
+      {pluralize(logTurn.action.dispatches.length, "dispatch")}
+    {:else if logTurn.action?.type === "timeout"}
+      <span class="turn-error">timeout</span>
+    {:else if logTurn.action?.type === "bad_command"}
+      <span class="turn-error">invalid command</span>
+    {/if}
+  </div>
+  {#if expanded}
+    <div class="turn-content">
+      {#if logTurn.action?.type === "dispatches"}
+        <div class="dispatches-container">
+          {#each logTurn.action.dispatches as dispatch}
+            <div class="dispatch">
+              <div class="dispatch-text">
+                {pluralize(dispatch.ship_count, "ship")} from {dispatch.origin} to {dispatch.destination}
+              </div>
+              {#if dispatch.error}
+                <span class="dispatch-error">{dispatch.error}</span>
+              {/if}
+            </div>
+          {/each}
+        </div>
+      {:else if logTurn.action?.type === "bad_command"}
+        <div class="bad-command-container">
+          <div class="bad-command-text">{logTurn.action.command}</div>
+          <div class="bad-command-error">Parse error: {logTurn.action.error}</div>
+        </div>
+      {/if}
+      {#if logTurn.stderr.length > 0}
+        <div class="stderr-header">stderr</div>
+        <div class="stderr-text-box">
+          {#each logTurn.stderr as stdErrMsg}
+            <div class="stderr-text">{stdErrMsg}</div>
+          {/each}
+        </div>
+      {/if}
+    </div>
+  {/if}
+</div>
+
+<style lang="scss">
+  .turn {
+    // padding: 4px 2px;
+    color: #ccc;
+  }
+
+  .turn-header-icon {
+    // padding-right: 0.2em;
+    display: inline-block;
+    width: 1em;
+  }
+
+  .turn-header {
+    display: flex;
+    justify-content: space-between;
+  }
+
+  .turn-header:hover {
+    cursor: pointer;
+    background-color: #333;
+  }
+
+  .turn-header-text {
+    color: #eee;
+    font-size: 14px;
+    font-weight: 600;
+    text-transform: uppercase;
+  }
+
+  .turn-content {
+    margin-bottom: 12px;
+  }
+
+  .turn-error {
+    color: red;
+  }
+
+  .dispatch {
+    display: flex;
+    justify-content: space-between;
+  }
+
+  .dispatch-error {
+    color: red;
+  }
+
+  .bad-command-container {
+    border-left: 1px solid red;
+    margin-left: 4px;
+    padding-left: 8px;
+  }
+
+  .bad-command-text {
+    font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace;
+    padding-bottom: 4px;
+  }
+
+  .bad-command-error {
+    color: whitesmoke;
+  }
+
+  .stderr-text {
+    // font-family: monospace;
+    font-family: "Consolas", "Bitstream Vera Sans Mono", "Courier New", Courier, monospace;
+    white-space: pre-wrap;
+  }
+
+  .stderr-header {
+    color: #eee;
+    padding-top: 4px;
+  }
+
+  .stderr-text-box {
+    border-left: 1px solid #ccc;
+    margin-left: 4px;
+    padding-left: 8px;
+  }
+</style>
diff --git a/web/pw-server/src/lib/components/log_viewer/PlayerLog.svelte b/web/pw-server/src/lib/components/log_viewer/PlayerLog.svelte
new file mode 100644
index 0000000..450fdf2
--- /dev/null
+++ b/web/pw-server/src/lib/components/log_viewer/PlayerLog.svelte
@@ -0,0 +1,39 @@
+<script lang="ts">
+  import { parsePlayerLog, PlayerLog } from "$lib/log_parser";
+  import LogTurn from "./LogTurn.svelte";
+
+  export let matchLog: string;
+  export let playerId: number;
+
+  let playerLog: PlayerLog;
+  let showRawStderr = false;
+
+  $: if (matchLog) {
+    playerLog = parsePlayerLog(playerId, matchLog);
+  } else {
+    playerLog = [];
+  }
+</script>
+
+<div class="output">
+  {#if showRawStderr}
+    <div class="output-text stderr-text">
+      {playerLog.flatMap((turn) => turn.stderr).join("\n")}
+    </div>
+  {:else}
+    <!-- The log should be rerendered when playerId changes -->
+    {#key playerId}
+    <div class="log-contents">
+      {#each playerLog as logTurn, turnNum}
+        <LogTurn {logTurn} {turnNum} />
+      {/each}
+    </div>
+    {/key}
+  {/if}
+</div>
+
+<style lang="scss">
+  .output {
+    background-color: rgb(41, 41, 41);
+  }
+</style>
diff --git a/web/pw-server/src/routes/matches/[match_id].svelte b/web/pw-server/src/routes/matches/[match_id].svelte
index 653b3bf..1d5e072 100644
--- a/web/pw-server/src/routes/matches/[match_id].svelte
+++ b/web/pw-server/src/routes/matches/[match_id].svelte
@@ -22,7 +22,7 @@
 <script lang="ts">
   import { onMount } from "svelte";
   import Visualizer from "$lib/components/Visualizer.svelte";
-  import PlayerLog from "$lib/components/PlayerLog.svelte";
+  import PlayerLog from "$lib/components/log_viewer/PlayerLog.svelte";
   import Select from "svelte-select";
   import { PLAYER_COLORS } from "$lib/constants";
   import { currentUser } from "$lib/stores/current_user";
diff --git a/web/pw-visualizer/src/index.ts b/web/pw-visualizer/src/index.ts
index 74b2319..8159134 100644
--- a/web/pw-visualizer/src/index.ts
+++ b/web/pw-visualizer/src/index.ts
@@ -51,6 +51,15 @@ export function set_loading(loading: boolean) {
   }
 }
 
+// this function should be called after resizes happen
+function do_resize() {
+  resizeCanvasToDisplaySize(CANVAS);
+
+  if (game_instance) {
+    game_instance.on_resize();
+  }
+}
+
 function clamp(min: number, max: number, value: number): number {
   if (value < min) {
     return min;
@@ -103,17 +112,7 @@ export function init() {
   GL.enable(GL.BLEND);
   GL.blendFunc(GL.SRC_ALPHA, GL.ONE_MINUS_SRC_ALPHA);
 
-  window.addEventListener(
-    "resize",
-    function () {
-      resizeCanvasToDisplaySize(CANVAS);
-  
-      if (game_instance) {
-        game_instance.on_resize();
-      }
-    },
-    { capture: false, passive: true }
-  );
+  new ResizeObserver(do_resize).observe(ELEMENTS["canvas"]);
   
   ELEMENTS["turnSlider"].oninput = function () {
     if (game_instance) {