body, div, span, header, footer, nav, section, aside, article, ul, dl, dt, dd, li, a, p, h1, h2, h3, h4, h5, h6, i, b, textarea, button, input, select, figure, figcaption {
    padding: 0;
    margin: 0;
    list-style: none;
    font-style: normal;
    text-decoration: none;
    border: none;
    font-weight: normal;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
    -webkit-font-smoothing: antialiased;
}

/*定义滚动条高宽及背景 高宽分别对应横竖滚动条的尺寸*/
::-webkit-scrollbar {
    width: 0px;
    height: 0px;
    background-color: #F5F5F5;
}

/*定义滚动条轨道 内阴影+圆角*/
::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 1px rgba(0, 0, 0, 0);
    border-radius: 10px;
    background-color: #F5F5F5;
}

/*定义滑块 内阴影+圆角*/
::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 6px rgba(0, 0, 0, .3);
    background-color: #555;
}

input {
    -webkit-appearance: none;
    outline: none;
}

textarea {
    -webkit-appearance: none;
    outline: none;
}

html, body {
    height: 100%;
    width: 100%;
    background-color: #ffffff;
}

input[type=search]::-webkit-search-cancel-button {
    -webkit-appearance: none;
/ / 此处只是去掉默认的小×
}

.clear:after {
    content: '';
    display: block;
    clear: both;
}

.clear {
    zoom: 1;
}

.back_img {
    background-repeat: no-repeat;
    background-size: 100% 100%;
}

.margin {
    margin: 0 auto;
}

.left {
    float: left;
}

.right {
    float: right;
}

.hide {
    display: none;
}

.show {
    display: block;
}

.ellipsis {
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.paddingTop {
    padding-top: 1.95rem;
}

@keyframes backOpacity {
    0% {
        opacity: 1
    }
    25% {
        opacity: .5
    }
    50% {
        opacity: 1
    }
    75% {
        opacity: .5
    }
    100% {
        opacity: 1
    }
}

.animation_opactiy {
    animation: backOpacity 2s ease-in-out infinite;
}

.childContainer {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #ffffff;
}

.border-bottom-1px {
    position: relative;
}

.border-bottom-1px::after {
    content: '';
    display: block;
    position: absolute;
    left: 0;
    bottom: 0;
    width: 100%;
    border-bottom: 1px solid #e1e1e1;
    transform: scaleY(0.5);
}

/*//媒体查询*/
@media (-webkit-min-device-pixel-ratio: 1.5), (min-device-pixel-ratio: 1.5) {
    .border-bottom-1px ::after {
        -webkit-transform: scaleY(0.7);
        transform: scaleY(0.7);
    }
}

/*-webkit-min-device-pixel-ratio 有多个值，可以根据项目需求定义更多的值来适配不同的机型，详细请查看本文最后的参考*/
@media (-webkit-min-device-pixel-ratio: 2), (min-device-pixel-ratio: 2) {
    .border-bottom-1px ::after {
        -webkit-transform: scaleY(0.5);
        transform: scaleY(0.5);
    }
}

.wrapper {
    height: 100%;
    width: 100%;
    position: relative;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
}

.fixWrapper {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    background: #ffffff;
}