body,
p,
h1,
h2,
h3,
h4,
h5,
h6,
ul,
ol,
dl,
li,
dt,
dd {
    /* 默认有边距，都要清除 */
    margin: 0;
    padding: 0;
    /*字体设置*/
    font-size: .875rem;
    font-family: "-apple-system-", "Seogoe UI", "Pingfang SC", "Micrisoft Yahei", Arial, sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    /* 去掉列表的原点 */
    list-style: none;
    /* 默认鼠标 */
    cursor: default;
}


/*可选*/

html,
body {
    width: 100%;
    height: 100vh;
}


/*行内块元素*/

input,
img {
    margin: 0;
    padding: 0;
}

img {
    display: block;
}


/*行内元素*/

a,
a:active,
a:visited {
    /*下划线和颜色*/
    text-decoration: none;
    color: inherit;
}

a:hover {
    color: #2E21E3;
}

textarea {
    /* 边框清零 */
    border: none;
    /* 轮廓线清零 */
    outline: none;
    /* 防止文本域被随意拖拽 */
    resize: none;
}

i {
    /*文字样式*/
    font-style: normal;
}

table {
    /*边框合并*/
    border-collapse: collapse;
    border-spacing: 0;
}


/* 使用伪元素清除浮动 */

.clearfix::before,
.clearfix::after {
    content: "";
    height: 0;
    line-height: 0;
    display: block;
    visibility: none;
    clear: both;
}

.clearfix {
    *zoom: 1;
}


/*可选*/


/*单选框和复选框的配置，一般是分开的*/

input[type="radio"],
input[type="checkbox"] {
    -moz-appearance: none;
    appearance: none;
    -webkit-appearance: none;
    outline: none;
    display: none;
}

label {
    display: inline-block;
    cursor: pointer;
}

.overflow-initial {
    overflow: initial !important;
}

.padding-20 {
    padding: 1.25rem;
}

.padding-top-10 {
    padding-top: .625rem;
}

.padding-bottom-10 {
    padding-bottom: .625rem;
}

.padding-bottom-20 {
    padding-bottom: 1.25rem;
}

.padding-right-20 {
    padding-right: 1.25rem;
}

.padding-bottom-30 {
    padding-bottom: 1.875rem;
}

.margin-top-30 {
    margin-top: 1.875rem;
}