html,
body,
ul,
li,
ol,
dl,
dd,
dt,
p,
h1,
h2,
h3,
h4,
h5,
h6,
form,
fieldset,
legend,
img {
    margin: 0;
    padding: 0
}

img {
    border: 0
}

ul,
ol {
    list-style: none
}

a {
    text-decoration: none;
}

@media screen and (max-width: 1440px) {
    html,
    body {
        font-size: 12px;
    }
}

@media screen and (min-width: 1441px) and (max-width: 1680px) {
    html,
    body {
        font-size: 14px;
    }
}

@media screen and (min-width: 1681px) and (max-width: 1920px) {
    html,
    body {
        font-size: 16px;
    }
}

.flex {
    display: flex;
}

.flexA {
    display: flex;
    flex-direction: column;
}

.flex1 {
    flex: 1;
}

.flex2 {
    flex: 1.5;
}

.flex3 {
    flex: 3;
}

.flex4 {
    flex: 4;
}

.flex5 {
    flex: 5;
}

.JustifyContentC {
    justify-content: center;
/ / 主轴上的对齐方式
}

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

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

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

.AlignItemsC {
    align-items: center;
/ / 交叉轴上如何对齐
}

/*html,body{
	width: 100%;
	height: 100%;
	background: url(../img/ic_beijing.png) no-repeat;
	background-size:100% 100% ;
	overflow: hidden;
}*/
.flexC {
    display: flex;
    flex-direction: column;
}

.positionR {
    position: relative;
}

.font_s10 {
    font-size: .625rem;
}

.font_s12 {
    font-size: 0.75rem;
}

.font_s14 {
    font-size: 0.875rem;
}

.font_s15 {
    font-size: 0.9375rem;
}

.font_s16 {
    font-size: 1rem;
}

.font_s18 {
    font-size: 1.0875rem;
}

.font_s19 {
    font-size: 1.1275rem;
}

.font_s20 {
    font-size: 1.25rem;
}

.font_s21 {
    font-size: 1.3125rem;
}

.font_s22 {
    font-size: 1.375rem;
}

.font_s24 {
    font-size: 1.5rem;
}

.font_s25 {
    font-size: 1.5625rem;
}

.font_s26 {
    font-size: 1.625rem;
}

.font_s27 {
    font-size: 1.6875rem;
}

.font_s28 {
    font-size: 1.75rem;
}

.font_s30 {
    font-size: 1.875rem;
}

.font_s32 {
    font-size: 2rem;
}

.font_s34 {
    font-size: 2.125rem;
}

.font_s36 {
    font-size: 1.8rem;
}

.font_s40 {
    font-size: 2.0rem;
}

.font_s50 {
    font-size: 2.5rem;
}

.font_s55 {
    font-size: 3rem;
}

.font_s58 {
    font-size: 3.625rem;
}

.font_s60 {
    font-size: 3.75rem;
}

.colorF {
    color: #FFFFFF;
}

.colorBlue {
    color: #AAFCFF;
}

.textL {
    text-align: left;
}

.textC {
    text-align: center;
}

.textR {
    text-align: right;
}

.app {
    width: 100%;
    height: 100%;
    position: relative;
}

.cursor_pointer {
    cursor: pointer;
}