7b2文章加载更多BUTTON美化

代码：

颜色可自定义

.post-list .load-more .post-load-button:hover {
    transform: translateY(-3px);
}
.post-list .load-more .post-load-button {
    width: auto;
    border: 0;
    transition: all .3s;
    padding: 12px 40px;
    font-size: 15px;
    letter-spacing: .5px;
    background-color: var(--primary-color);
    background-image: -webkit-gradient(linear, left top, right top, from(#006eff), to(#13adff));
    background-image: -webkit-linear-gradient(left, #006eff, #13adff);
    background-image: -o-linear-gradient(left, #006eff 0, #13adff 100%);
    background-image: linear-gradient( 
90deg, #006eff, #13adff);
    -webkit-box-shadow: 0 5px 10px 0 rgb(16 110 253 / 30%);
    box-shadow: 0 5px 10px 0 rgb(16 110 253 / 30%);
    color: #fff!important;
}