* {
    box-sizing: border-box;
}

html {
    width: 100%;
    overflow-x: hidden;
}

a {
    text-decoration: unset;
    color: #333333;
}

a:hover {
    text-decoration: none;
    color: unset;
}

ul {
    margin: 0;
    padding: 0;
}

li {
    list-style: none;
}

p {
    margin: 0;
    padding: 0;
}

a:link {
    text-decoration: none;
    /* 指正常的未被访问过的链接*/

}

a:visited {
    text-decoration: none;
    /*指已经访问过的链接*/

}

a:hover {
    text-decoration: none;
    /*指鼠标在链接*/
}

a:active {
    text-decoration: none;
    /* 指正在点的链接*/

}