:root {
    --primary-color: #F87B21; /* 默认主题色 */
}

body{
    padding: 0;
    margin: 0;
    font-family: "Roboto";
}

.bg{
    background-color: #EFEFEF;
}

a {
    text-decoration: none;
    cursor: pointer;
    color: rgba(0, 0, 0, 0.85);
}