WordPress 主题美化 - 添加彩色滚动条

插入css 代码即可，彩色滚动条 css 代码如下：

/**彩色滚动条*/
::-webkit-scrollbar {
    width: 8px;  
    height: 1px;
}
::-webkit-scrollbar-thumb {
    background-color: #12b7f5;
    background-image: -webkit-linear-gradient(45deg, rgba(255, 93, 143, 1) 25%, transparent 25%, transparent 50%, rgba(255, 93, 143, 1) 50%, rgba(255, 93, 143, 1) 75%, transparent 75%, transparent);
}
::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 5px rgba(0,0,0,0.2);
    background: #f6f6f6;
}