.net-content {
    margin-top: 80px;
    padding: 0 var(--container-padding, 10%);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.net-content>div {
    width: 48%;
}

.net-content>div>img {
    width: 100%;
    height: auto;
}

.btn-kf {
    width: 320px;
    height: 58px;
    background: #2961f6;
    border: 1px solid #2961f6;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--border-radius, 8px);
    transition: var(--transition, all 0.3s ease);
}

.btn-kf:hover {
    background: #1a4fd8;
    border-color: #1a4fd8;
}

.btn-kf img {
    margin-right: 10px;
}

.net-content .net-content-l {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 50px 50px 0 0;
}

.net-content .net-content-l h2 {
    font-size: 48px;
    line-height: 1.2;
}

.net-content .net-content-l p {
    font-size: 18px;
    margin: 30px 0 50px 0;
    line-height: 1.6;
}

.ys-content {
    display: flex;
    justify-content: space-between;
    padding: 0 var(--container-padding, 10%);
    margin-top: 50px;
    flex-wrap: wrap;
    gap: 2%;
}

.ys-content .ys-content-item {
    width: 23%;
    background: #fff;
    padding: 30px;
    margin-bottom: 2rem;
    border-radius: var(--border-radius, 8px);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.ys-content .ys-content-item .ys-content-item-t {
    display: flex;
    align-items: center;
    margin-bottom: 10px;
}

.ys-content .ys-content-item .ys-content-item-t img {
    width: 64px;
    margin-right: 10px;
}

.ys-content-item-d {
    font-size: 18px;
    line-height: 1.5;
}

.cdn-content{
    margin-top:50px;
    padding:0 var(--container-padding, 10%);
}

.cdn-content h2{
    font-size: 48px;
    margin-top: 50px;
    text-align: center;
}

.cdn-content-center{
    background: url(.././img/bn_new_cdn_2.webp) no-repeat 100% 100% / 100% 100%;
    width: 100%;
    padding: 120px;
    display: flex;
    align-items: end;
    flex-direction: column;
    padding-right: 10%;
    padding-top: 10%;
    box-sizing: border-box;
    border-radius: var(--border-radius, 8px);
    overflow: hidden;
}

.cdn-content-center>div{
    display: flex;
    margin-bottom: 30px;
    width: 20%;
}

.cdn-content-center>div>img{
    width: 34px;
    height: auto;
    margin-right: 10px;
}

.cdn-content-center>div>h5{
    font-size: 26px;
}

.zlkfcz{
    margin-top: 50px;
    padding: 0 var(--container-padding, 10%);
}

.zlkfcz h2{
    font-size: 48px;
    text-align: center;
    margin-bottom: 30px;
}

.zlkfcz-center{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.zlkfcz-center>div{
    width: 48%;
}

.zlkfcz-center>div>img{
    width: 100%;
    height: auto;
    border-radius: var(--border-radius, 8px);
}

.zlkfcz-center-b{
    display: flex;
    align-items: center;
    justify-content: center;
    margin-top: 30px;
    font-size: 26px;
}

.zlkfcz-center-b>div{
    display: flex;
    justify-content: center;
    width: 18px;
    height: 18px;
    background: #8a99c1;
    margin-right: 10px;
    border-radius: 50%;
}

.zlkfcz-center-b-s{
    background: #2961f6 !important;
}

/* 响应式设计 */
@media (max-width: 1200px) {
    .net-content .net-content-l {
        padding: 2rem 2rem 0 0;
    }
    
    .cdn-content-center {
        padding: 4rem;
    }
}

@media (max-width: 1024px) {
    .net-content>div {
        width: 100%;
    }
    
    .net-content .net-content-l {
        padding: 2rem 0;
        order: 2;
    }
    
    .ys-content .ys-content-item {
        width: 48%;
    }
    
    .cdn-content-center>div {
        width: 30%;
    }
    
    .zlkfcz-center>div {
        width: 100%;
        margin-bottom: 2rem;
    }
}

@media (max-width: 768px) {
    .net-content,
    .ys-content,
    .cdn-content,
    .zlkfcz {
        padding: 0 5%;
    }
    
    .net-content .net-content-l h2,
    .cdn-content h2,
    .zlkfcz h2 {
        font-size: 2rem;
    }
    
    .btn-kf {
        width: 100%;
        max-width: 300px;
    }
    
    .ys-content .ys-content-item {
        width: 100%;
        padding: 1.5rem;
    }
    
    .cdn-content-center {
        padding: 2rem;
        align-items: center;
        text-align: center;
    }
    
    .cdn-content-center>div {
        width: 100%;
        justify-content: center;
    }
    
    .zlkfcz-center-b {
        font-size: 1.25rem;
    }
}

@media (max-width: 480px) {
    .net-content .net-content-l h2,
    .cdn-content h2,
    .zlkfcz h2 {
        font-size: 1.75rem;
    }
    
    .net-content .net-content-l p {
        font-size: 1rem;
    }
    
    .ys-content .ys-content-item .ys-content-item-t img {
        width: 48px;
    }
    
    .cdn-content-center>div>h5 {
        font-size: 1.25rem;
    }
}