:root {
    --width-center: 120rem;
    --color-font: #5C4D44;
    --color-font-light: #938982;
    --color-highlight: #FE7A1F;
    --color-white: white;
    --color-black: #261205;
    --color-background: #F6F6F6;
    --font-size: 1.4rem;
}

html,
body,
ul,
li,
p,
h3,
h5,
dl,
dt,
dd {
    margin: 0;
    padding: 0;
}

html {
    font-size: 62.5%;
}

body, a {
    /* font-family: 'MiSans'; */
    font-family: "Arial", "Microsoft YaHei", "黑体", "宋体", sans-serif;
    font-size: var(--font-size);
    color: var(--color-font);
}

ul,
li {
    list-style-type: none;
}

a {
    text-decoration: none;
    cursor: pointer;
}

a:hover {
    opacity: 0.9;
}

a:hover,
a:active {
    color: var(--color-highlight);
}

a>* {
    pointer-events: none;
}

.header {
    width: 100%;
    height: 7.2rem;
    position: fixed;
    top: 0;
    z-index: 100;
    background-color: var(--color-white);
}



.scroll-y::-webkit-scrollbar {
    width: 10px;
}

.scroll-y::-webkit-scrollbar-thumb {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.1);
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.1);
    background-color: #aaaaaa;
}

.scroll-y::-webkit-scrollbar-track {
    border-radius: 10px;
    -webkit-box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.1);
    box-shadow: inset 0 0 5px rgba(0, 0, 0, 0.1);
    background-color: #ededed;
}

@media screen and (min-width: 319px) and (max-width: 767.9px) {
    html {
        font-size: 62.5%;
    }
    .header {
        height: 5.6rem;
    }

}

@media screen and (min-width: 768px) {
    html {
        font-size: 33.5%;
    }
}

@media screen and (min-width: 1024px) {
    html {
        font-size: 45.5%;
    }
}

@media screen and (min-width: 1280px) {
    html {
        font-size: 55.8%;
    }
}

@media screen and (min-width: 1440px) {
    html {
        font-size: 62.5%;
        /* font-size: 52.6%; */
    }
}