/*================
    基础 style
 ================*/

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html,
body,
h1,
h2,
h3,
h4,
h5,
h6,
div,
ol,
ul,
li,
p {
    margin: 0;
    padding: 0;
}

ol,
ul,
li {
    list-style: none;
}

body {
    /*  字体  */
    font-family: -apple-system, BlinkMacSystemFont, "Microsoft YaHei", sans-serif !important;

    /*  字号 */
    font-size: 16px !important;

    /*  字体颜色  */
    color: #333 !important;

    /* 行距 */
    line-height: 1.75 !important;
}

a {
    text-decoration: none !important;
    color: inherit;
}

h1 a,
h2 a,
h3 a,
h4 a,
h5 a,
h6 a {
    color: inherit;
}

.block {
    width: 100%;
}

.w100p {
    width: 100%;
}

/* .content {
    margin: 8px 0px 2px 0px;
} */
/*================
    字体 
 ================*/

/* 缩进两个字符大小 */
.text-indent {
    text-indent: 2em;
}

/* 字间距 */
.letter-spacing-sm {
    letter-spacing: .1em;
}

.letter-spacing {
    letter-spacing: .3em;
}

.letter-spacing-lg {
    letter-spacing: .5em;
}

.text-lg {
    font-size: 20pt;
}

/*================
    flex布局 
 ================*/

.flex {
    display: flex;
}

.basis-sm {
    flex-basis: 30%;
}

.basis-df {
    flex-basis: 50%;
}

.basis-lg {
    flex-basis: 60%;
}

/* 
.flex-sub {
	flex: 1;
}

.flex-twice {
	flex: 2;
}

.flex-treble {
	flex: 3;
} */

.flex-row {
    flex-direction: row;
}

.flex-row-reverse {
    flex-direction: row-reverse;
}

.flex-col {
    flex-direction: column;
}

.flex-col-reverse {
    flex-direction: column-reverse;
}

.flex-wrap {
    flex-wrap: wrap;
}

.justify-start {
    justify-content: flex-start;
}

.justify-end {
    justify-content: flex-end;
}

.justify-center {
    justify-content: center;
}

.justify-between {
    justify-content: space-between;
}

.justify-around {
    justify-content: space-around;
}

.align-start {
    align-items: flex-start;
}

.align-end {
    align-items: flex-end;
}

.align-center {
    align-items: center;
}

.align-stretch {
    align-items: stretch;
}

.self-start {
    align-self: flex-start;
}

.self-center {
    align-self: flex-center;
}

.self-end {
    align-self: flex-end;
}

.self-stretch {
    align-self: stretch;
}

.align-stretch {
    align-items: stretch;
}





/* 外边距 */
.margin-sm {
    margin: 8px;
}

.margin {
    margin: 16px;
}

.margin-lg {
    margin: 32px;
}

.margin-tb-sm {
    margin: 8px 0;
}

.margin-tb {
    margin: 16px 0;
}

.margin-tb-lg {
    margin: 32px 0;
}

.margin-lr-sm {
    margin: 0 8px;
}

.margin-lr {
    margin: 0 16px;
}

.margin-right {
    margin-right: 16px;
}

.margin-lr-lg {
    margin: 0 32px;
}

.margin-top-sm {
    margin-top: 8px;
}

.margin-top {
    margin-top: 16px;
}

.margin-top-lg {
    margin-top: 32px;
}

.margin-bottom-sm {
    margin-bottom: 8px;
}

.margin-bottom {
    margin-bottom: 16px;
}

.margin-bottom-lg {
    margin-bottom: 32px;
}

/* 内边距 */
.padding-0 {
    padding: 0px;
}

.padding-sm {
    padding: 8px;
}

.padding {
    padding: 16px;
}

.padding-lg {
    padding: 32px;
}

.padding-tb-sm {
    padding: 8px 0;
}

.padding-tb {
    padding: 16px 0;
}

.padding-tb-lg {
    padding: 32px 0;
}

.padding-lr-sm {
    padding: 0 8px;
}

.padding-lr {
    padding: 0 16px;
}

.padding-lr-lg {
    padding: 0 32px;
}

.padding-top-sm {
    padding-top: 8px;
}

.padding-top {
    padding-top: 16px;
}

.padding-top-lg {
    padding-top: 32px;
}

.padding-bottom-sm {
    padding-bottom: 8px;
}

.padding-bottom {
    padding-bottom: 16px;
}

.padding-bottom-lg {
    padding-bottom: 32px;
}