body,
div,
dl,
dt,
dd,
ul,
ol,
li,
h1,
h2,
h3,
h4,
h5,
h6,
pre,
form,
fieldset,
legend,
input,
textarea,
button,
p,
blockquote,
th,
td {
    margin: 0;
    padding: 0;
}

body {
    background: #f1f1f1;
    text-align: center;
    font-family: 'HarmonyOS-Regular';
}

li {
    list-style: none;
}

a {
    text-decoration: none;
}

img {
    border: none;
}

@font-face {
    font-family: 'HarmonyOS';
    src: url('/font-family/HarmonyOS_Sans_SC_Medium.ttf') format('truetype');
}

@font-face {
    font-family: 'HarmonyOS-light';
    src: url('/font-family/HarmonyOS_Sans_SC_Light.ttf') format('truetype');
}

@font-face {
    font-family: 'HarmonyOS-Bold';
    src: url('/font-family/HarmonyOS_Sans_SC_Bold.ttf') format('truetype');
}

@font-face {
    font-family: 'HarmonyOS-Regular';
    src: url('/font-family/HarmonyOS_Sans_SC_Regular.ttf') format('truetype');
}

body {
    height: 100vw;
    max-width: 100vw;
    overflow-x: hidden;
    /* 可选，以防止任何内部元素超出 */
    background-color: #f1f1f1;
    font-family: 'HarmonyOS';
}

.middle {
    position: relative;
    width: 100vw;
    top: 3.0vw;
}

#bottom {
    position: relative;
    top: 2.2vw;
}

@media (max-width: 371px) {
    #bottom {
        top: 1.2vw;
        position: relative;
    }
}

.middle .second-nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    font-size: 0.86vw;
    background-color: #fff;
    padding: 0.77vw 20vw;
    position: fixed;
    z-index: 2;
    width: 60%;
    border-top: 0.1vw solid #e5e5e5;
}

.middle .left ul {
    display: flex;
    gap: 1vw;
    font-family: 'HarmonyOS-Regular';
}

.middle .left ul li {
    cursor: pointer;
}

.middle li a {
    text-decoration: none;
    color: black;
}

.middle .active {
    color: #10069F;
    font-family: 'HarmonyOS-Bold';
}

.middle .left ul li a:hover {
    color: #10069F;
    font-family: 'HarmonyOS-Bold';
}

.middle .right {
    background-color: #10069F;
    padding: 0.3vw 0.8vw;
    border-radius: 0.3vw;
    color: #fff;
    font-family: 'HarmonyOS';
    z-index: 1;
    cursor: pointer;
    font-size: 0.74vw;
    font-family: 'HarmonyOS-Regular';
}

.middle .right a {
    color: #fff;
}

.middle .banner {
    position: relative;
    top: 3.15vw;
}

.middle .banner img {
    width: 100%;
    height: auto;
    filter: brightness(40%);
    /* 将亮度降低到50%，你可以根据需要调整这个值 */
    opacity: 0.9;
    /* 设置透明度为60%，你可以根据需要调整这个值 */
}

.middle .banner p {
    color: #fff;
    font-size: 2.4vw;
    font-family: 'HarmonyOS-Bold';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}




.middle .strength {
    margin-top: 7vw;
    padding: 0 20vw;
    position: relative;
}

.middle .strength h4 {
    font-family: 'HarmonyOS';
    font-size: 1.5vw;
    font-weight: normal;
    text-align: start;
    color: #383838;
    display: block;
    margin-bottom: 4vw;
}

.middle .strength-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 4vw;
}

.middle .item-left img {
    width: 30vw;
    height: auto;
}

.middle .item-right {
    margin-right: 4.0vw;
    margin-bottom: 5vw;
}

#extra {
    margin-left: 4vw;
    margin-right: 0;
}

.middle .strength-title {
    font-size: 1.3vw;
    font-family: 'HarmonyOS';
    text-align: start;
    padding: 0;
    margin: 0;
    color: #383838;
    width: 17vw;
    margin-top: 1.6vw;
    margin-bottom: 2vw;
}

.middle .strength-content {
    font-size: 0.86vw;
    padding: 0;
    margin: 0;
    width: 18.5vw;
    letter-spacing: 0.03vw;
    text-align: justify;
    line-height: 1.1vw;
    color: #383838;
    font-family: 'HarmonyOS-light';
}

.middle .footer-banner {
    margin-top: 8vw;
    position: relative;
}

.middle .footer-banner img {
    width: 100%;
    height: auto;
    filter: brightness(30%);
    opacity: 0.9;
}

.middle .footer-title {
    position: absolute;
    color: #fff;
    font-family: 'HarmonyOS';
    font-size: 1.76vw;
    top: 4.8vw;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.middle .consult {
    position: absolute;
    top: 11.7vw;
    left: 50%;
    transform: translateX(-50%);
    font-family: 'HarmonyOS';
    font-size: 1vw;
    color: #fff;
    font-family: 'HarmonyOS-Regular';
    border: 0.08vw solid #fff;
    padding: 0.3vw 0.9vw;
    border-radius: 1vw;
    cursor: pointer;
}

.middle .plan {
    margin-top: 8vw;
    padding: 0 20vw;
}

.middle .plan h4 {
    font-family: 'HarmonyOS';
    font-size: 1.7vw;
    font-weight: normal;
    text-align: start;
    margin-bottom: 4vw;
    color: #383838;
}

.middle .carousel {
    position: relative;
    width: 100%;
    height: 29vw;
    background-color: #fff;
    border-radius: 1vw;
}

.middle .plan-title {
    font-size: 1.3vw;
    font-family: 'HarmonyOS';
    text-align: start;
    padding: 0;
    margin: 0;
    color: #383838;
    width: 14vw;
}

.middle .plan-content {
    font-size: 0.88vw;
    padding: 0;
    margin: 0;
    width: 15.6vw;
    letter-spacing: 0.02vw;
    text-align: justify;
    line-height: 1.1vw;
    margin-top: 1.4vw;
    color: #383838;
    font-family: 'HarmonyOS-light';
}

.middle .carousel-item {
    display: flex;
    width: 100%;
    height: 100%;
    position: absolute;
    transition: transform 0.5s ease-in-out;
    left: 0;
    top: -1vw;
}

.middle .carousel-item.hidden {
    display: none;
}

.middle .carousel-item-content {
    display: flex;
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
    padding-right: 3.22vw;
    padding-left: 3.22vw;

}

.middle .carousel-item-text {
    flex: 1;
    height: 10vw;
    margin-top: 2.5vw;
    margin-left: 0.33vw;

}

.middle .carousel-item-image {
    flex: 1;
}

.middle .carousel-item-image img {
    width: 34vw;
    height: auto;

}

.middle .carousel-buttons {
    position: absolute;
    top: -16.8%;
    left: 55vw;
    transform: translateY(-50%);
    width: 5vw;
    display: flex;
    justify-content: space-between;
}

.middle .carousel-button {
    cursor: pointer;
}

.middle .carousel-button img {
    width: 2vw;
    height: 2vw;
}

.middle .carousel-axis {
    position: absolute;
    bottom: 2.3vw;
    width: 50%;
    display: flex;
    justify-content: center;
    background-color: #A6A6A6;
    height: 0.12vw;
    left: 25%;
}

.middle .carousel-axis-item {
    width: 33.3%;
    /* 调整宽度 */
    background-color: #A6A6A6;
    /* 灰色背景 */
    cursor: pointer;
}

.middle .carousel-axis-item.active {
    background-color: #3C5FEA;
    /* 高亮时为蓝色 */
}