*{
    margin: 0;
    padding: 0;
}
body,html{
    height: 100%;
    width: 100%;
}
.header{
    height: 290px;
    width:100%;
    background-color: #1851be;
}
.yellowline{
    height: 30px;
    background-color: #ffb72c;
}
.content{
    padding-top: 30px;
    padding-bottom: 30px;
    background-color:#fceccd;
    position: relative;
    overflow: hidden;
    display: flex;
}
.content-box{
    width: 90%;
    background-color: #ffffff;
    border-radius: 12px;
    margin: 0 auto;
    padding: 50px;
    box-sizing: border-box;
    z-index: 5;
}
#people{
    width: 90%;
    position: absolute;
    top: 120px;
    z-index: 6;
    animation: moveInLeft 1s linear forwards;
}
#water{
    width: 100%;
    position: absolute;
    right: 0;
    top:-25px;
    animation: fadeIn01 1s linear forwards;
}
#word{
    width: 75%;
    position: absolute;
    z-index: 4;
    top: 20px;
    left: 50px;
   animation: bounceInDown 0.8s ease-in-out forwards;
}
#slh{
    width: 40px;
    position: absolute;
    z-index: 4;
    top: 122px;
    right: 37px;
    animation: fadeIn 1s linear forwards;
}
#leaf1{
    width: 70px;
    position: absolute;
    z-index: 5;
    right: 0;
    top:180px;
    animation: upInDown 1s linear forwards;
}
#leaf2{
    width: 50px;
    position: absolute;
    z-index: 5;
    left:0;
    top: 238px;
    animation: moveInLeft 0.5s linear forwards;
}
.box1{
    border-left: 4px solid #1851be;
    padding-left: 10px;
}
.box2{
    margin-top: 20px;
    display: flex;
}
.left-box{
    width: 100px;
}
.right-box{
    width:calc(100% - 100px);
    padding-left: 10px;
}
.right-box p{
    font-size: 12px;
    /*两端对齐*/
    text-align: justify;
}
.left-box h2{
    border-left: 4px solid #1851be;
    padding-left: 10px;
}
.left-box h4{
    text-align:center;
    margin-top: 5px;
}
.circle1{
    height: 150px;
    width: 150px;
    background-color:#1952bf;
    z-index: 2;
    position: absolute;
    top: 20%;
    left: -70px;
    border-radius: 50%;
    animation: zoomIn 1s linear forwards;
}
.circle2{
    height: 250px;
    width: 250px;
    background-color:#1952bf;
    z-index: 2;
    position: absolute;
    top: 50%;
    right: -120px;
    border-radius: 50%;
    animation: zoomIn 1s linear forwards;
}
.circle3{
    height: 350px;
    width: 350px;
    background-color:#1952bf;
    z-index: 2;
    position: absolute;
    bottom: -150px;
    left: -150px;
    border-radius: 50%;
    animation: zoomIn 1s linear forwards;
    
}
.shu1{
    width: 50px;
    position: absolute;
    z-index: 6;
    left: 34px;
    top:33%;
    opacity: 0;
    animation: fadeIn 2s linear forwards;
}
.shu2{
    width: 50px;
    position: absolute;
    z-index: 6;
    right: 16px;
    top: 70%;
    opacity: 0;
    animation: fadeIn 2s linear forwards;
}
.bird{
    width: 50px;
    position: absolute;
    z-index: 6;
   right: 20px;
    top: 20%;
    opacity: 0;
    animation: fadeIn 2s linear forwards;
}
.leaf3{
    width: 139px;
    position: absolute;
    z-index: 6;
    left:0;
    bottom:0;
    animation:moveInUp 1s linear forwards;
    
}
@keyframes moveInLeft{
    0%{
        transform: translateX(-100%);
        opacity: 0;
        /*透明度*/
    }
    100%{
        transform:translateX(0);
        opacity: 1;
    }
}
@keyframes moveInUp {
    0%{
        transform: translateY(50%);
    }
    100%{
        transform:translateY(0);
    } 
}
@keyframes zoomIn {
    0%{
        transform: scale(0.5);
    }
    100%{
        transform:scale(1.5);
    } 
}
@keyframes fadeIn {
    0%{
        transform: scale(0.1);
        opacity: 0;
    }
    100%{
        transform:scale(1.2);
        opacity: 1;
    }
}
@keyframes fadeIn01{
    0%{
        opacity: 0;
    }
    100%{ 
        opacity: 1;
    }
}

@keyframes upInDown {
    0%{
        transform: translateY(-100%);
        opacity: 0;
    }
    100%{
        transform:translateY(0);
        opacity: 1;
    } 
}
@keyframes bounceInDown{
    0%{
        transform: translateY(-100%);
    }
    40%{
        transform:translateY(0);
    }
    80%{
        transform:translateY(-80px);
    }
    100%{
        transform:translateY(0);
    }
}

/* 修改后的动画触发条件 */
.scroll-animation.animate {
    animation-play-state: running;
}
/* 确保动画默认是暂停状态 */
    .scroll-animation {
    animation-play-state: paused;
}