/*清除样式*/
body, ol, ul, dl, li, dt, dd, h1, h2, h3, h4, h5, h6, p, th, td, dl, dd, form, fieldset, legend, input, textarea, select {
    margin: 0;
    padding: 0;
}

article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section {
    display: block
}

body {
    font-family: -apple-system, PingFang SC, Microsoft Yahei, sans-serif;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
}

a {
    color: #333;
    text-decoration: none;
    transition: color .2s ease-out;
}

a:hover {
    text-decoration: none;
}

em, i {
    font-style: normal;
}

ol, ul, dl, li, dt, dd {
    list-style: none
}

img {
    border: 0;
    vertical-align: middle
}


a img {
    border: 0
}

table {
    border-collapse: collapse;
    border-spacing: 0
}

th {
    font-weight: normal;
}

input, textarea {
    font-family: -apple-system, PingFang SC, Microsoft Yahei, sans-serif;
    outline: none;
}

input, textarea {
    -webkit-appearance: none;
    border-radius: 0;
    -webkit-border-radius: 0;
    -moz-border-radius: 0;
    outline: none;
    padding: 0;
    margin: 0;
}

@-webkit-keyframes opacity {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

@keyframes opacity {
    0% {
        opacity: 0;
    }
    100% {
        opacity: 1;
    }
}

/*去掉数字输入框上下箭头*/
input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
    -webkit-appearance: none;
}
input[type="number"] {
    -moz-appearance: textfield;
}