diff --git a/web/index.html b/web/index.html
index 5ed673d..30d0be8 100644
--- a/web/index.html
+++ b/web/index.html
@@ -39,10 +39,7 @@
         <span class="avatar" id="sidebar-user-avatar"></span>
         <span class="sidebar-username" id="sidebar-username">My Name</span>
         <button class="settings-btn" id="settings-btn" title="设置" aria-label="设置">
-          <svg xmlns="http://www.w3.org/2000/svg" x="0px" y="0px" width="22" height="22" viewBox="0 0 50 50">
-            <path d="M 22.205078 2 A 1.0001 1.0001 0 0 0 21.21875 2.8378906 L 20.246094 8.7929688 C 19.076509 9.1331971 17.961243 9.5922728 16.910156 10.164062 L 11.996094 6.6542969 A 1.0001 1.0001 0 0 0 10.708984 6.7597656 L 6.8183594 10.646484 A 1.0001 1.0001 0 0 0 6.7070312 11.927734 L 10.164062 16.873047 C 9.583454 17.930271 9.1142098 19.051824 8.765625 20.232422 L 2.8359375 21.21875 A 1.0001 1.0001 0 0 0 2.0019531 22.205078 L 2.0019531 27.705078 A 1.0001 1.0001 0 0 0 2.8261719 28.691406 L 8.7597656 29.742188 C 9.1064607 30.920739 9.5727226 32.043065 10.154297 33.101562 L 6.6542969 37.998047 A 1.0001 1.0001 0 0 0 6.7597656 39.285156 L 10.648438 43.175781 A 1.0001 1.0001 0 0 0 11.927734 43.289062 L 16.882812 39.820312 C 17.936999 40.39548 19.054994 40.857928 20.228516 41.201172 L 21.21875 47.164062 A 1.0001 1.0001 0 0 0 22.205078 48 L 27.705078 48 A 1.0001 1.0001 0 0 0 28.691406 47.173828 L 29.751953 41.1875 C 30.920633 40.838997 32.033372 40.369697 33.082031 39.791016 L 38.070312 43.291016 A 1.0001 1.0001 0 0 0 39.351562 43.179688 L 43.240234 39.287109 A 1.0001 1.0001 0 0 0 43.34375 37.996094 L 39.787109 33.058594 C 40.355783 32.014958 40.813915 30.908875 41.154297 29.748047 L 47.171875 28.693359 A 1.0001 1.0001 0 0 0 47.998047 27.707031 L 47.998047 22.207031 A 1.0001 1.0001 0 0 0 47.160156 21.220703 L 41.152344 20.238281 C 40.80968 19.078827 40.350281 17.974723 39.78125 16.931641 L 43.289062 11.933594 A 1.0001 1.0001 0 0 0 43.177734 10.652344 L 39.287109 6.7636719 A 1.0001 1.0001 0 0 0 37.996094 6.6601562 L 33.072266 10.201172 C 32.023186 9.6248101 30.909713 9.1579916 29.738281 8.8125 L 28.691406 2.828125 A 1.0001 1.0001 0 0 0 27.705078 2 L 22.205078 2 z M 23.056641 4 L 26.865234 4 L 27.861328 9.6855469 A 1.0001 1.0001 0 0 0 28.603516 10.484375 C 30.066026 10.848832 31.439607 11.426549 32.693359 12.185547 A 1.0001 1.0001 0 0 0 33.794922 12.142578 L 38.474609 8.7792969 L 41.167969 11.472656 L 37.835938 16.220703 A 1.0001 1.0001 0 0 0 37.796875 17.310547 C 38.548366 18.561471 39.118333 19.926379 39.482422 21.380859 A 1.0001 1.0001 0 0 0 40.291016 22.125 L 45.998047 23.058594 L 45.998047 26.867188 L 40.279297 27.871094 A 1.0001 1.0001 0 0 0 39.482422 28.617188 C 39.122545 30.069817 38.552234 31.434687 37.800781 32.685547 A 1.0001 1.0001 0 0 0 37.845703 33.785156 L 41.224609 38.474609 L 38.53125 41.169922 L 33.791016 37.84375 A 1.0001 1.0001 0 0 0 32.697266 37.808594 C 31.44975 38.567585 30.074755 39.148028 28.617188 39.517578 A 1.0001 1.0001 0 0 0 27.876953 40.3125 L 26.867188 46 L 23.052734 46 L 22.111328 40.337891 A 1.0001 1.0001 0 0 0 21.365234 39.53125 C 19.90185 39.170557 18.522094 38.59371 17.259766 37.835938 A 1.0001 1.0001 0 0 0 16.171875 37.875 L 11.46875 41.169922 L 8.7734375 38.470703 L 12.097656 33.824219 A 1.0001 1.0001 0 0 0 12.138672 32.724609 C 11.372652 31.458855 10.793319 30.079213 10.427734 28.609375 A 1.0001 1.0001 0 0 0 9.6328125 27.867188 L 4.0019531 26.867188 L 4.0019531 23.052734 L 9.6289062 22.117188 A 1.0001 1.0001 0 0 0 10.435547 21.373047 C 10.804273 19.898143 11.383325 18.518729 12.146484 17.255859 A 1.0001 1.0001 0 0 0 12.111328 16.164062 L 8.8261719 11.46875 L 11.523438 8.7734375 L 16.185547 12.105469 A 1.0001 1.0001 0 0 0 17.28125 12.148438 C 18.536908 11.394293 19.919867 10.822081 21.384766 10.462891 A 1.0001 1.0001 0 0 0 22.132812 9.6523438 L 23.056641 4 z M 25 17 C 20.593567 17 17 20.593567 17 25 C 17 29.406433 20.593567 33 25 33 C 29.406433 33 33 29.406433 33 25 C 33 20.593567 29.406433 17 25 17 z M 25 19 C 28.325553 19 31 21.674447 31 25 C 31 28.325553 28.325553 31 25 31 C 21.674447 31 19 28.325553 19 25 C 19 21.674447 21.674447 19 25 19 z"></path>
-          </svg>
-        </button>
+           <svg width="30px" height="30px" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><g id="SVGRepo_bgCarrier" stroke-width="0"></g><g id="SVGRepo_tracerCarrier" stroke-linecap="round" stroke-linejoin="round"></g><g id="SVGRepo_iconCarrier"> <path fill-rule="evenodd" clip-rule="evenodd" d="M10.65 3L9.93163 3.53449L9.32754 5.54812L7.47651 4.55141L6.5906 4.68143L4.68141 6.59062L4.55139 7.47652L5.5481 9.32755L3.53449 9.93163L3 10.65V13.35L3.53449 14.0684L5.54811 14.6725L4.55142 16.5235L4.68144 17.4094L6.59063 19.3186L7.47653 19.4486L9.32754 18.4519L9.93163 20.4655L10.65 21H13.35L14.0684 20.4655L14.6725 18.4519L16.5235 19.4486L17.4094 19.3185L19.3186 17.4094L19.4486 16.5235L18.4519 14.6724L20.4655 14.0684L21 13.35V10.65L20.4655 9.93163L18.4519 9.32754L19.4486 7.47654L19.3186 6.59063L17.4094 4.68144L16.5235 4.55142L14.6725 5.54812L14.0684 3.53449L13.35 3H10.65ZM10.4692 6.96284L11.208 4.5H12.792L13.5308 6.96284L13.8753 7.0946C13.9654 7.12908 14.0543 7.16597 14.142 7.2052L14.4789 7.35598L16.7433 6.13668L17.8633 7.25671L16.644 9.52111L16.7948 9.85803C16.834 9.9457 16.8709 10.0346 16.9054 10.1247L17.0372 10.4692L19.5 11.208V12.792L17.0372 13.5308L16.9054 13.8753C16.8709 13.9654 16.834 14.0543 16.7948 14.1419L16.644 14.4789L17.8633 16.7433L16.7433 17.8633L14.4789 16.644L14.142 16.7948C14.0543 16.834 13.9654 16.8709 13.8753 16.9054L13.5308 17.0372L12.792 19.5H11.208L10.4692 17.0372L10.1247 16.9054C10.0346 16.8709 9.94569 16.834 9.85803 16.7948L9.52111 16.644L7.25671 17.8633L6.13668 16.7433L7.35597 14.4789L7.2052 14.142C7.16597 14.0543 7.12908 13.9654 7.0946 13.8753L6.96284 13.5308L4.5 12.792L4.5 11.208L6.96284 10.4692L7.0946 10.1247C7.12907 10.0346 7.16596 9.94571 7.20519 9.85805L7.35596 9.52113L6.13666 7.2567L7.25668 6.13667L9.5211 7.35598L9.85803 7.2052C9.9457 7.16597 10.0346 7.12908 10.1247 7.0946L10.4692 6.96284ZM14.25 12C14.25 13.2426 13.2426 14.25 12 14.25C10.7574 14.25 9.75 13.2426 9.75 12C9.75 10.7574 10.7574 9.75 12 9.75C13.2426 9.75 14.25 10.7574 14.25 12ZM15.75 12C15.75 14.0711 14.0711 15.75 12 15.75C9.92893 15.75 8.25 14.0711 8.25 12C8.25 9.92893 9.92893 8.25 12 8.25C14.0711 8.25 15.75 9.92893 15.75 12Z" fill="#808080"></path> </g></svg>        </button>
       </div>
       <div class="join-room">
         <svg class="MuiSvgIcon-root icon-22-middle" focusable="false" viewBox="0 0 24 24" aria-hidden="true"><path d="M21 3.01H3c-1.1 0-2 .9-2 2V9h2V4.99h18v14.03H3V15H1v4.01c0 1.1.9 1.98 2 1.98h18c1.1 0 2-.88 2-1.98v-14c0-1.11-.9-2-2-2zM11 16l4-4-4-4v3H1v2h10v3z"></path></svg>
@@ -55,30 +52,6 @@
     <!-- 中间聊天区 -->
     <div class="main">
       <div class="main-header" id="main-header">
-        <!-- 移动端左上菜单按钮 -->
-        <button class="mobile-menu-btn" id="mobile-menu-btn" aria-label="打开侧栏">
-          <svg width="26" height="26" viewBox="0 0 24 24" fill="none"><rect y="4" width="24" height="2" rx="1" fill="currentColor"/><rect y="11" width="24" height="2" rx="1" fill="currentColor"/><rect y="18" width="24" height="2" rx="1" fill="currentColor"/></svg>
-        </button>
-        <div class="main-header-center" id="main-header-center">
-          <!-- JS填充房间名、成员数等主内容 -->
-        </div>
-        <!-- 移动端右上信息按钮 -->
-        <button class="mobile-info-btn" id="mobile-info-btn" aria-label="打开成员栏">
-          <svg width="26" height="26" viewBox="0 0 24 24" fill="none"><circle cx="12" cy="12" r="10" stroke="currentColor" stroke-width="2"/><rect x="11" y="10" width="2" height="6" rx="1" fill="currentColor"/><rect x="11" y="7" width="2" height="2" rx="1" fill="currentColor"/></svg>
-        </button>
-        <div class="main-header-actions">
-          <button class="more-btn" id="more-btn" aria-label="更多选项">
-            <span class="more-btn-dot"></span>
-            <br>
-            <span class="more-btn-dot"></span>
-            <br>
-            <span class="more-btn-dot"></span>
-          </button>
-          <div class="more-menu" id="more-menu">
-            <div class="more-menu-item" data-action="share">Share</div>
-            <div class="more-menu-item" data-action="exit">Quit</div>
-          </div>
-        </div>
       </div>
       <div class="chat-area" id="chat-area">
         <!-- JS填充消息区 -->
@@ -87,22 +60,14 @@
         <div class="rows-wrapper chat-input-wrapper chat-input-main-wrapper chat-rows-wrapper">
           <div class="new-message-wrapper rows-wrapper-row" data-offset="commands">
             <button class="chat-emoji-btn" type="button" title="Emoji">
-              <svg width="22" height="22" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
-                <g>
-                  <path d="M8.5 11C9.32843 11 10 10.3284 10 9.5C10 8.67157 9.32843 8 8.5 8C7.67157 8 7 8.67157 7 9.5C7 10.3284 7.67157 11 8.5 11Z" fill="currentColor"></path>
-                  <path d="M17 9.5C17 10.3284 16.3284 11 15.5 11C14.6716 11 14 10.3284 14 9.5C14 8.67157 14.6716 8 15.5 8C16.3284 8 17 8.67157 17 9.5Z" fill="currentColor"></path>
-                  <path d="M8.88875 13.5414C8.63822 13.0559 8.0431 12.8607 7.55301 13.1058C7.05903 13.3528 6.8588 13.9535 7.10579 14.4474C7.18825 14.6118 7.29326 14.7659 7.40334 14.9127C7.58615 15.1565 7.8621 15.4704 8.25052 15.7811C9.04005 16.4127 10.2573 17.0002 12.0002 17.0002C13.7431 17.0002 14.9604 16.4127 15.7499 15.7811C16.1383 15.4704 16.4143 15.1565 16.5971 14.9127C16.7076 14.7654 16.8081 14.6113 16.8941 14.4485C17.1387 13.961 16.9352 13.3497 16.4474 13.1058C15.9573 12.8607 15.3622 13.0559 15.1117 13.5414C15.0979 13.5663 14.9097 13.892 14.5005 14.2194C14.0401 14.5877 13.2573 15.0002 12.0002 15.0002C10.7431 15.0002 9.96038 14.5877 9.49991 14.2194C9.09071 13.892 8.90255 13.5663 8.88875 13.5414Z" fill="currentColor"></path>
-                  <path fill-rule="evenodd" clip-rule="evenodd" d="M12 23C18.0751 23 23 18.0751 23 12C23 5.92487 18.0751 1 12 1C5.92487 1 1 5.92487 1 12C1 18.0751 5.92487 23 12 23ZM12 20.9932C7.03321 20.9932 3.00683 16.9668 3.00683 12C3.00683 7.03321 7.03321 3.00683 12 3.00683C16.9668 3.00683 20.9932 7.03321 20.9932 12C20.9932 16.9668 16.9668 20.9932 12 20.9932Z" fill="currentColor"></path>
-                </g>
-              </svg>
+              <svg width="30px" height="30px" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><g id="SVGRepo_bgCarrier" stroke-width="0"></g><g id="SVGRepo_tracerCarrier" stroke-linecap="round" stroke-linejoin="round"></g><g id="SVGRepo_iconCarrier"> <path fill-rule="evenodd" clip-rule="evenodd" d="M19.5 12C19.5 16.1421 16.1421 19.5 12 19.5C7.85786 19.5 4.5 16.1421 4.5 12C4.5 7.85786 7.85786 4.5 12 4.5C16.1421 4.5 19.5 7.85786 19.5 12ZM21 12C21 16.9706 16.9706 21 12 21C7.02944 21 3 16.9706 3 12C3 7.02944 7.02944 3 12 3C16.9706 3 21 7.02944 21 12ZM9.375 10.5C9.99632 10.5 10.5 9.99632 10.5 9.375C10.5 8.75368 9.99632 8.25 9.375 8.25C8.75368 8.25 8.25 8.75368 8.25 9.375C8.25 9.99632 8.75368 10.5 9.375 10.5ZM15.75 9.375C15.75 9.99632 15.2463 10.5 14.625 10.5C14.0037 10.5 13.5 9.99632 13.5 9.375C13.5 8.75368 14.0037 8.25 14.625 8.25C15.2463 8.25 15.75 8.75368 15.75 9.375ZM12 15C10.1783 15 9 13.8451 9 12.75H7.5C7.5 14.9686 9.67954 16.5 12 16.5C14.3205 16.5 16.5 14.9686 16.5 12.75H15C15 13.8451 13.8217 15 12 15Z" fill="#808080"></path> </g></svg>
             </button>
             <div class="input-message-container">
               <div class="input-message-input is-empty scrollable scrollable-y no-scrollbar input-message-input-init" contenteditable="true" dir="auto" tabindex="-1"></div>
               <span class="input-field-placeholder i18n is-empty">Message</span>
               <div contenteditable="true" tabindex="-1" class="input-message-input is-empty scrollable scrollable-y no-scrollbar input-field-input-fake"></div>
               <button class="chat-attach-btn chat-attach-btn-abs" type="button" title="Attach file">
-                <svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg" class="icon-22"><g> <g> <g> <path fill-rule="evenodd" clip-rule="evenodd" d="M17.3656 4.70536C16.2916 3.63142 14.5504 3.63142 13.4765 4.70536L5.34477 12.8371C3.68504 14.4968 3.68504 17.1878 5.34477 18.8475C7.0045 20.5072 9.69545 20.5072 11.3552 18.8475L20.1172 10.0855C20.41 9.79263 20.8849 9.79263 21.1778 10.0855C21.4707 10.3784 21.4707 10.8533 21.1778 11.1462L12.4158 19.9082C10.1703 22.1537 6.52963 22.1537 4.28411 19.9082C2.0386 17.6626 2.0386 14.0219 4.28411 11.7764L12.4158 3.6447C14.0756 1.98497 16.7665 1.98497 18.4262 3.6447C20.086 5.30443 20.086 7.99538 18.4262 9.65511L10.6327 17.4487C9.55876 18.5226 7.81756 18.5226 6.74361 17.4487C5.66967 16.3747 5.66967 14.6335 6.74361 13.5596L13.9377 6.36552C14.2305 6.07263 14.7054 6.07263 14.9983 6.36552C15.2912 6.65842 15.2912 7.13329 14.9983 7.42618L7.80427 14.6202C7.31612 15.1084 7.31612 15.8998 7.80427 16.388C8.29243 16.8761 9.08389 16.8761 9.57204 16.388L17.3656 8.59445C18.4395 7.5205 18.4395 5.7793 17.3656 4.70536Z" fill="#808080"></path> </g> </g> </g></svg>
-              </button>
+                <svg width="30px" height="30px" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><g id="SVGRepo_bgCarrier" stroke-width="0"></g><g id="SVGRepo_tracerCarrier" stroke-linecap="round" stroke-linejoin="round"></g><g id="SVGRepo_iconCarrier"> <path fill-rule="evenodd" clip-rule="evenodd" d="M10.6875 3.75C8.96439 3.75 7.5 5.23565 7.5 7.15385L7.5 15.4615C7.5 18.1444 9.55201 20.25 12 20.25C14.448 20.25 16.5 18.1444 16.5 15.4615V7.15385H18V15.4615C18 18.8963 15.351 21.75 12 21.75C8.649 21.75 6 18.8963 6 15.4615L6 7.15385C6 4.48383 8.06137 2.25 10.6875 2.25C13.3136 2.25 15.375 4.48383 15.375 7.15385V15.4615C15.375 17.3669 13.9013 18.9808 12 18.9808C10.0987 18.9808 8.625 17.3669 8.625 15.4615V7.15385H10.125V15.4615C10.125 16.615 11.0018 17.4808 12 17.4808C12.9982 17.4808 13.875 16.615 13.875 15.4615V7.15385C13.875 5.23565 12.4106 3.75 10.6875 3.75Z" fill="#808080"></path> </g></svg></button>
             </div>
             <input type="file" multiple class="input-hidden">
           </div>
diff --git a/web/main.js b/web/main.js
index 85af2e5..cf3f73f 100644
--- a/web/main.js
+++ b/web/main.js
@@ -561,8 +561,8 @@ function renderMainHeader() {
   // 头部结构：更多按钮和右侧栏按钮互换位置，右侧栏按钮在最右侧
   document.getElementById("main-header").innerHTML = `
     <button class="mobile-menu-btn" id="mobile-menu-btn" aria-label="打开侧栏">
-      <svg width="26" height="26" viewBox="0 0 24 24" fill="none"><rect y="4" width="24" height="2" rx="1" fill="currentColor"/><rect y="11" width="24" height="2" rx="1" fill="currentColor"/><rect y="18" width="24" height="2" rx="1" fill="currentColor"/></svg>
-    </button>
+      <svg width="35px" height="35px" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><g id="SVGRepo_bgCarrier" stroke-width="0"></g><g id="SVGRepo_tracerCarrier" stroke-linecap="round" stroke-linejoin="round"></g><g id="SVGRepo_iconCarrier"> <path fill-rule="evenodd" clip-rule="evenodd" d="M21.4498 10.275L11.9998 3.1875L2.5498 10.275L2.9998 11.625H3.7498V20.25H20.2498V11.625H20.9998L21.4498 10.275ZM5.2498 18.75V10.125L11.9998 5.0625L18.7498 10.125V18.75H14.9999V14.3333L14.2499 13.5833H9.74988L8.99988 14.3333V18.75H5.2498ZM10.4999 18.75H13.4999V15.0833H10.4999V18.75Z" fill="#808080"></path> </g></svg>
+      </button>
     <div class="main-header-center" id="main-header-center">
       <div class="main-header-flex">
         <div class="group-title group-title-bold">#${safeRoomName}</div>
@@ -571,13 +571,10 @@ function renderMainHeader() {
     </div>
     <div class="main-header-actions">
       <button class="more-btn" id="more-btn" aria-label="更多选项">
-        <span class="more-btn-dot"></span>
-        <span class="more-btn-dot"></span>
-        <span class="more-btn-dot"></span>
-      </button>
-      <button class="mobile-info-btn" id="mobile-info-btn" aria-label="打开成员栏">
-        <svg width="26" height="26" viewBox="0 0 24 24" fill="none"><circle cx="12" cy="12" r="10" stroke="currentColor" stroke-width="2"/><rect x="11" y="10" width="2" height="6" rx="1" fill="currentColor"/><rect x="11" y="7" width="2" height="2" rx="1" fill="currentColor"/></svg>
+         <svg width="35px" height="35px" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><g id="SVGRepo_bgCarrier" stroke-width="0"></g><g id="SVGRepo_tracerCarrier" stroke-linecap="round" stroke-linejoin="round"></g><g id="SVGRepo_iconCarrier"> <circle cx="12" cy="6" r="1.5" fill="#808080"></circle> <circle cx="12" cy="12" r="1.5" fill="#808080"></circle> <circle cx="12" cy="18" r="1.5" fill="#808080"></circle> </g></svg>
       </button>
+      <button class="mobile-info-btn" id="mobile-info-btn" aria-label="打开成员栏" >
+        <svg width="35px" height="35px" viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg"><g id="SVGRepo_bgCarrier" stroke-width="0"></g><g id="SVGRepo_tracerCarrier" stroke-linecap="round" stroke-linejoin="round"></g><g id="SVGRepo_iconCarrier"> <path fill-rule="evenodd" clip-rule="evenodd" d="M16.0603 18.307C14.89 19.0619 13.4962 19.5 12 19.5C10.5038 19.5 9.10996 19.0619 7.93972 18.307C8.66519 16.7938 10.2115 15.75 12 15.75C13.7886 15.75 15.3349 16.794 16.0603 18.307ZM17.2545 17.3516C16.2326 15.5027 14.2632 14.25 12 14.25C9.73663 14.25 7.76733 15.5029 6.74545 17.3516C5.3596 15.9907 4.5 14.0958 4.5 12C4.5 7.85786 7.85786 4.5 12 4.5C16.1421 4.5 19.5 7.85786 19.5 12C19.5 14.0958 18.6404 15.9908 17.2545 17.3516ZM21 12C21 16.9706 16.9706 21 12 21C7.02944 21 3 16.9706 3 12C3 7.02944 7.02944 3 12 3C16.9706 3 21 7.02944 21 12ZM12 12C13.2426 12 14.25 10.9926 14.25 9.75C14.25 8.50736 13.2426 7.5 12 7.5C10.7574 7.5 9.75 8.50736 9.75 9.75C9.75 10.9926 10.7574 12 12 12ZM12 13.5C14.0711 13.5 15.75 11.8211 15.75 9.75C15.75 7.67893 14.0711 6 12 6C9.92893 6 8.25 7.67893 8.25 9.75C8.25 11.8211 9.92893 13.5 12 13.5Z" fill="#808080"></path> </g></svg></button>
       <div class="more-menu" id="more-menu">
         <div class="more-menu-item" data-action="share">Share</div>
         <div class="more-menu-item" data-action="exit">Quit</div>
diff --git a/web/style.css b/web/style.css
index 4ec031c..db1cbcf 100644
--- a/web/style.css
+++ b/web/style.css
@@ -303,8 +303,8 @@ body {
       content: "";
       position: absolute;
       inset: 0;
-      background: url(./wallpaper.png) left top / auto 100% no-repeat;
-      opacity: 0.22; /* 可根据实际效果调整 */
+      background: url(./wallpaper.png) left top / auto 130% no-repeat;
+      opacity: 0.15; /* 可根据实际效果调整 */
       mix-blend-mode: multiply;
       pointer-events: none;
       z-index: 0;
@@ -548,11 +548,12 @@ body {
     border: none;
     cursor: pointer;
     color: #808080;
-    padding: 4px;
     display: flex;
     align-items: center;
     justify-content: center;
-    margin: 0px 10px 4px 10px;
+    margin: 0px 10px 3px 10px;
+    padding-left: unset;
+    padding-right: unset;
 }
 .chat-emoji-btn:hover {
   color: #007bff;
@@ -1338,8 +1339,8 @@ body {
     background: rgba(255, 255, 255, 0.85);
     border: none;
     align-items: center;
-    width: 38px;
-    height: 38px;
+    width: 45px;
+    height: 45px;
     z-index: 1100;
     cursor: pointer;
     border-radius: 50%;