.title-bg{
    margin-top: 50px;

}

.text-bg{
    width: 1053px; 
    height: 176px;
    margin: 50px auto;
    background: url(../img/text.jpg) no-repeat;
    background-size: cover;
    position: relative;
    z-index: 1;
}
.text{
    width: 945px; 
    height: 111px;
    position: absolute;
    z-index: 2;
    top: 50%;
    left: 50%;
    transform: translate(-50%,-50%);
    display: flex;
    justify-content: center;
    align-items: center;
    text-align: left;
    line-height: 30px;
    letter-spacing: 6px;
}
.examples-container{
    display: grid;
    grid-template-columns: repeat(3, 1fr); /* 每行3列，自动调整图片宽度 */
    gap: 0; /* 无间隙 */
    width: 100%;
    max-width: 1079px; /* 容器宽度 */
    margin: 0 auto;
    
}
.example-image{
    width: 100%; /* 图片占满每个格子 */
    height: auto; /* 保持图片比例 */
    display: block; /* 移除图片底部默认的间隙 */
}