/* 全局通用样式，所有页面共用 */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
a {
    text-decoration: none;
    transition: all 0.3s;
}
a:hover {
    opacity: 0.8;
}
button, input, select {
    outline: none;
    border: none;
    transition: all 0.3s;
}
button:hover {
    opacity: 0.8;
    transform: scale(1.02);
}
/* 高科技风格滚动条 */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}
::-webkit-scrollbar-track {
    background: #1a1a2e;
}
::-webkit-scrollbar-thumb {
    background: #00ff9d;
    border-radius: 4px;
    box-shadow: 0 0 10px #00ff9d;
}