html {

    color: #333;

    /*规定主色调,依据业务场景(非必须)*/

    background: #F6F6F6;

    /*规定主背景,依据业务场景(非必须)*/

    overflow-y: auto;

    /*如果有溢出自动形成滚动条*/

    -webkit-text-size-adjust: 100%;

    /*不想让iPhone横坚屏切换的时候调节文字*/

    -ms-text-size-adjust: 100%;

}

html * { /*所有元素*/

    outline: none;

    -webkit-tap-highlight-color: rgba(0, 0, 0, 0); /*去除移动端开发点击事件灰色背景如a标签*/

}

body,html{

    height: 100%;

}

article,

aside,

blockquote,

body,

button,

code,

dd,

details,

div,

dl,

dt,

fieldset,

figcaption,

figure,

footer,

form,

h1,

h2,

h3,

h4,

h5,

h6,

header,

hgroup,

hr,

input,

legend,

li,

menu,

nav,

ol,

p,

pre,

section,

td,

textarea,

th,

ul {

    margin:;

    padding:;

}

input,

select,

textarea {

    font-size: 100%;

}

table {

    border-collapse: collapse;

    border-spacing:;

}

fieldset,

img {

    border: none;

}

address,

caption,

cite,

code,

dfn,

em,

th,

var {

    font-style: normal;

    font-weight:;

}

ol,

ul {

    list-style: none;

}

h1,

h2,

h3,

h4,

h5,

h6 {

    font-size: 100%;

    font-weight:;

}

q:after,

q:before {  /*在<q></q>标签之间的文字两头加上引号*/

    content: '';

}

a{

    text-decoration: none;

}

/*input*/

button {

    border: none;

}

button,

html input[type='button'],

input[type='reset'],

input[type='submit'] {

    -webkit-appearance: button;  /*渲染成button的风格*/

    text-transform: none;

    outline: none;

}

input::-webkit-input-placeholder,

textarea::-webkit-input-placeholder {

    color: #999;  /*输入框提示语的字体样式*/

}

input::-webkit-inner-spin-button {/*解决input的type="number"在部分手机端会出现一个小按钮*/

    -webkit-appearance: none;/*去除系统默认appearance的样式,常用于IOS下移除原生样式*/

}

input::-webkit-outer-spin-button {/*解决input的type="number"在部分手机端会出现一个小按钮*/

    -webkit-appearance: none;

}

textarea {

    vertical-align: top;

}

button,

input {

    line-height: normal;

}

select {

    margin:;

    outline:;

}

input.fixAKeyboard:focus,

textarea.fixAndroidKeyboard:focus {

    -webkit-tap-highlight-color: rgba(255, 255, 255, 0);

    -webkit-user-modify: read-write-plaintext-only;

}

input:-webkit-autofill {

    -webkit-box-shadow: 0 0 0 1000px white inset !important;

}

button,

input[type=button],

input[type=checkbox],

input[type=reset],

input[type=submit],

label {

    cursor: pointer;

    user-select: none;

    -ms-user-select: none;

    -moz-user-select: none;

    -webkit-user-select: none;

}

input[type=submit] {

    -webkit-user-modify: read-plaintext-only;

    -moz-user-modify: read-plaintext-only;

    -ms-user-modify: read-plaintext-only;

    -o-user-modify: read-plaintext-only;

    user-modify: read-plaintext-only;

}

input[type='search']::-webkit-search-cancel-button,

input[type='search']::-webkit-search-decoration {

    -webkit-appearance: none;

}

input[type='search'] {

    -webkit-box-sizing: content-box;

    -moz-box-sizing: content-box;

    box-sizing: content-box;

    -webkit-appearance: textfield;

}

/*flex box*/

.flex {

    display: box;

    /* OLD - Android 4.4- */

    display: -webkit-box;

    /* OLD - iOS 6-, Safari 3.1-6 */

    display: -moz-box;

    /* OLD - Firefox 19- (buggy but mostly works) */

    display: -ms-flexbox;

    /* TWEENER - IE 10 */

    display: -webkit-flex;

    /* NEW - Chrome */

    display: flex;

    -webkit-box-lines: multiple;

    -webkit-flex-wrap: wrap;

    -moz-flex-wrap: wrap;

    -ms-flex-wrap: wrap;

    -o-flex-wrap: wrap;

    flex-wrap: wrap;

}

.justify-between {

    -webkit-box-pack: justify;

    -webkit-justify-content: space-between;

    -ms-flex-pack: justify;

    justify-content: space-between;

}

.justify-center {

    -webkit-box-pack: center;

    -webkit-justify-content: center;

    -ms-flex-pack: center;

    justify-content: center;

}

.vertical {

    -webkit-box-orient: vertical;

    -webkit-box-direction: normal;

    -webkit-flex-direction: column;

    -ms-flex-direction: column;

    flex-direction: column;

}

*,

*:before,

*:after {

    box-sizing: border-box; /*所有元素以border开始计算盒子大小*/

}

.clearfix:after,

.clearfix:before {   /*清除浮动*/

    content: " ";

    display: table;

}

.clearfix:after {

    clear: both;

}

.fl {

    float: left;

}

.fr {

    float: right;

}