jquery模拟下拉框

<div class="custom-select">
  <div class="selected-option">请选择</div>
  <div class="options">
    <div class="option">选项1</div>
    <div class="option">选项2</div>
    <div class="option">选项3</div>
  </div>
</div>

.custom-select {
  position: relative;
  width: 200px;
}

.selected-option {
  border: 1px solid #ccc;
  padding: 8px;
  cursor: pointer;
}

.options {
  display: none;
  position: absolute;
  width: 100%;
  border: 1px solid #ccc;
  border-top: none;
  background-color: #fff;
}

.option {
  padding: 8px;
  cursor: pointer;
}

.option:hover {
  background-color: #f0f0f0;
}

$(document).ready(function() {
  $('.selected-option').click(function() {
    $('.options').toggle();
  });

  $('.option').click(function() {
    var selectedText = $(this).text();
    $('.selected-option').text(selectedText);
    $('.options').hide();
  });
});