@font-face {
    font-family: "Outfit";
    src: url(../font/Outfit-VariableFont_wght.ttf);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Outfit";
}

img {
    width: 100%;
    object-fit: cover;
    display: block;
}

video {
    object-fit: cover;
}

a {
    text-decoration: none;
}

b,
strong {
    font-weight: 400
}

em,
i {
    font-style: normal;
}

li {
    list-style: none;
}

input {
    border: 0;
    outline: 0;
}

button {
    outline: 0;
    border: 0;
    background-color: transparent;
    cursor: pointer;
}

.img-box {
    position: relative;
}

.de_iv_adv {
    width: 100%;
    height: auto;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    padding: 5px 0;
    /* background-color: #F8F8F8; */
    margin: 10px 0 0px;
}

/* 底部广告位 */
.postionFixed {
    width: 100%;
    min-height: 60px;
    position: fixed;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: #F8F8F8;
    right: 0;
    left: 0;
    bottom: 0;
    z-index: 9999;
}

.img-box::before {
    content: '';
    display: block;
}

.img-box>img {
    height: 100%;
    position: absolute;
    top: 0;
    left: 0;
}

body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

main {
    width: 100%;
    flex: 1;
}

:root {
    --width: 1280px;
    --logo: 225px;
    --searchBar: 400px;
    --button: 40px;
}

/* pc显示 */
@media screen and (min-width:750px) {
    html {
        font-size: 31.25px !important;
    }

    body {
        margin: 0 auto;
    }
}

/* pe显示 */
@media screen and (max-width:769px) {
    body {
        max-width: 100%;
    }

    :root {
        --width: 100%;
        --searchBar: 100%;
    }

    footer .about {
        font-size: 10px;
    }
}