/* 全局重置与基础样式 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    height: auto;
    background-color: #F9F9F4;
    font-family: 'Noto Sans SC', sans-serif;
}

/* 顶部导航栏 (Header) */
header {
    display: flex;
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
    background-color: #E8F0EB;
    border-bottom: 0.3rem solid #2E5C46;
    position: sticky;
    top: 0;
    z-index: 30;
    overflow: hidden;
}

::-webkit-scrollbar {
    width: 6px;
}

::-webkit-scrollbar-thumb {
    background: #b9d7b3;
    border-radius: 999px;
}

.left-group {
    margin-left: 2%;
    display: flex;
    gap: 25px;
    align-items: center;
}

.left-group span {
    max-width: 550px;
    font-size: 20px !important;
    white-space: nowrap;
}

.daohang {
    display: flex;
    gap: 25px;
    margin-right: 2%;
}

a {
    padding: 5px 10px;
    text-align: center;
    font-size: 18px;
    transition: transform 0.3s, color 0.3s;
    /* color: black; */
    color: black;
    text-decoration: none;
}

.daohang a:hover {
    border-radius: 20px;
    color: #E8F0EB;
    transform: translateY(-5px);
    background-color: rgba(113, 200, 59, 0.597);
}

html{
    scrollbar-width: none; 
    -ms-overflow-style: none; 
}
html::-webkit-scrollbar {
    display: none; 
}