<div class="filter-buttons">
              <button class="filter-button" id="toggleSmallButton" onclick="togglePinVisibility('small')">0~30m²</button>
              <button class="filter-button" id="toggleMediumButton" onclick="togglePinVisibility('medium')">30~100m²</button>
              <button class="filter-button" id="toggleLargeButton" onclick="togglePinVisibility('large')">100~1000m²</button>
              <button class="filter-button" id="toggleVeryLargeButton" onclick="togglePinVisibility('verylarge')">1000m²~</button>
              <button class="filter-button" id="toggleHelth1" onclick="toggleHelth1('helth1')">健全度Ⅰ</button>
              <button class="filter-button" id="toggleHelth2" onclick="toggleHelth2('helth2')">健全度Ⅱ</button>
              <button class="filter-button" id="toggleHelth3" onclick="toggleHelth3('helth3')">健全度Ⅲ</button>
              <button class="filter-button" id="toggleEmergency" onclick="toggleEmergency()">緊急輸送道路</button>
              <button class="filter-button" id="toggleNonEmergency" onclick="toggleNonEmergency()">非緊急輸送道路</button>
            </div>