div.heading-banner{
    position: relative;
    background-image: url(/wp-content/uploads/pettrade/image_center/11447722694_201999051.webp);
    background-position: bottom center;
    background-repeat: no-repeat;
    background-size: 100% auto;
    min-height: 757px;
    padding: 200px 250px;
    color: #ffffff;
    overflow: hidden;
}
div.heading-banner::before{
    content: ""; /* 伪元素必须有content属性 */
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1;
}
div.heading-banner .heading-context{
    position: relative;
    z-index: 2;
    width: 80%;
}
div.heading-banner .heading-context h1,
div.heading-banner .heading-context h3{
    font-family: Baloo2, var(--backup-family);
}
div.heading-banner .heading-context h1{
    font-size: 49px;
    opacity: 0;
    transform: translateX(1000px);
    animation: right2left 3s forwards 0.3s;
}
div.heading-banner .heading-context h3{
    margin: 25px 0;
    font-size: 26px;
    color: #6BE4FF;
}
div.heading-banner .heading-context p{
    font-size: 19px;
    line-height: 28px;
    letter-spacing: 0.1px;
    word-spacing: 1px;
    opacity: 0;
    transform: translateX(-500px);
    animation: left2right 3s forwards 0.3s;
}

@media (max-width: 1280px) {
    div.heading-banner{
        background-image: url("/wp-content/uploads/pettrade/image_center/11447722694_201999051-1024x576.webp");
        padding: 200px 60px;
        background-size: auto 100%;
    }
}
@media (max-width: 1024px) {
    div.heading-banner{
        padding: 150px 60px;
        min-height: 600px;
    }
    div.heading-banner .heading-context{
        width: 70%;
    }
    div.heading-banner .heading-context h3{
        font-size: 30px;
    }
    div.heading-banner .heading-context p{
        font-size: 22px;
    }
}
@media (max-width: 850px) {
    div.heading-banner{
        background-image: url("/wp-content/uploads/pettrade/image_center/11447722694_201999051-768x432.webp");
        min-height: 500px;
        padding: 70px 60px;
    }
    div.heading-banner .heading-context{
        width: 90%;
    }
}
@media (max-width: 700px) {
    div.heading-banner{
        padding: 70px 50px;
        background-image: url("/wp-content/uploads/pettrade/image_center/11447722694_201999051-600x338.webp");
    }
    div.heading-banner .heading-context{
        width: 100%;
    }
}
@media (max-width: 600px) {
    div.heading-banner .heading-context h1{
        font-size: 40px;
    }
    div.heading-banner .heading-context h3{
        font-size: 20px;
    }
    div.heading-banner .heading-context p{
        font-size: 16px;
    }
}
@media (max-width: 500px) {
    div.heading-banner{
        background-image: url("/wp-content/uploads/pettrade/image_center/11447722694_201999051-300x169.webp");
    }
}
@media (max-width: 400px) {
    div.heading-banner{
        padding: 40px 5px;
        min-height: 300px;
    }
    div.heading-banner .heading-context h1{
        font-size: 30px;
    }
    div.heading-banner .heading-context h3{
        font-size: 18px;
    }
    div.heading-banner .heading-context p{
        font-size: 14px;
    }
}