/* CSS 格式化/重置样式文件 */

/* 重置所有元素的盒模型 */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

/* HTML 和 Body 基础设置 */
html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
  -webkit-tap-highlight-color: transparent;
}

body {
  font-family: "Poppins", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", sans-serif, "Apple Color Emoji",
    "Segoe UI Emoji", "Segoe UI Symbol", "Noto Color Emoji";
  line-height: 1.5;
  color: #212529;
  background-color: #fff;
  font-weight: 400;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

/* 标题元素 */
h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 500;
  line-height: 1.2;
  margin-top: 0;
  margin-bottom: 0.5rem;
}

/* 段落 */
p {
  margin-top: 0;
  margin-bottom: 1rem;
}

/* 链接 */
a {
  color: #0d6efd;
  text-decoration: none;
  background-color: transparent;
}

a:hover {
  color: #0a58ca;
  text-decoration: underline;
}

a:not([href]):not([class]) {
  color: inherit;
  text-decoration: none;
}

a:not([href]):not([class]):hover {
  color: inherit;
  text-decoration: none;
}

/* 列表 */
ul,
ol {
  margin-top: 0;
  margin-bottom: 1rem;
  padding-left: 2rem;
}

ul ul,
ol ul,
ul ol,
ol ol {
  margin-bottom: 0;
}

li {
  list-style: none;
}

/* 图片 */
img,
svg {
  vertical-align: middle;
  max-width: 100%;
  height: auto;
}

img {
  border-style: none;
}

/* 表单元素 */
button,
input,
optgroup,
select,
textarea {
  font-family: inherit;
  font-size: inherit;
  line-height: inherit;
  margin: 0;
}

button,
input {
  overflow: visible;
}

button,
select {
  text-transform: none;
}

button,
[type="button"],
[type="reset"],
[type="submit"] {
  -webkit-appearance: button;
  appearance: button;
}

button:not(:disabled),
[type="button"]:not(:disabled),
[type="reset"]:not(:disabled),
[type="submit"]:not(:disabled) {
  cursor: pointer;
}

button::-moz-focus-inner,
[type="button"]::-moz-focus-inner,
[type="reset"]::-moz-focus-inner,
[type="submit"]::-moz-focus-inner {
  padding: 0;
  border-style: none;
}

input[type="radio"],
input[type="checkbox"] {
  box-sizing: border-box;
  padding: 0;
}

textarea {
  overflow: auto;
  resize: vertical;
}

/* 表格 */
table {
  border-collapse: collapse;
  border-spacing: 0;
}

/* 其他元素 */
hr {
  box-sizing: content-box;
  height: 0;
  overflow: visible;
  margin: 1rem 0;
  border: 0;
  border-top: 1px solid rgba(0, 0, 0, 0.1);
}

pre,
code,
kbd,
samp {
  font-family: monospace, monospace;
  font-size: 1em;
}

pre {
  overflow: auto;
  margin-top: 0;
  margin-bottom: 1rem;
}

/* 媒体元素 */
audio,
video {
  display: inline-block;
}

audio:not([controls]) {
  display: none;
  height: 0;
}

/* 隐藏元素 */
[hidden] {
  display: none !important;
}

/* 清除浮动 */
.clearfix::before,
.clearfix::after {
  content: "";
  display: table;
}

.clearfix::after {
  clear: both;
}

/* 文本选择样式 */
::selection {
  background-color: #b3d4fc;
  color: #000;
}

::-moz-selection {
  background-color: #b3d4fc;
  color: #000;
}