/* CSS Reset */
html {
    box-sizing: border-box; /* 使元素的width/height属性包括padding和border */
    scroll-behavior: smooth;
}
body, div, dl, dt, dd, ul, ol, li, h1, h2, h3, h4, h5, h6, pre, code, form, fieldset, legend, input, textarea, p, blockquote, th, td, span, a {
    margin: 0;
    padding: 0;
}
img {
    display: inline-block;
    vertical-align: middle;
}
ul, ol , li {
    list-style: none;
}
a {
    color: inherit;
    text-decoration: none;
}
button {
    cursor: pointer;
    outline: none;
}
/* input[type="text"], input[type="password"] {
    -webkit-appearance: none; 
    appearance: none;
    background-color: transparent;
    border: none;
    font-size: inherit;
    line-height: normal;
    outline: none;
    width: auto;
} */
textarea {
    resize: none; /* 防止文本区域大小调节 */
}
table {
    border-collapse: collapse;
    table-layout: fixed;
}
th, td {
    padding: .75rem;
    text-align: left;
    vertical-align: top;
}

.ad {
    width: 100% !important;
    text-align: center !important;
    margin: 10px auto !important;
    overflow: hidden!important;
}