* {
    margin: 0px;
    padding: 0px;
    box-sizing: border-box;
}

body {
    background: linear-gradient(to bottom, #FFE3E3, #FFFFFF) no-repeat;
    background-size: 100% 100%;
    min-height: 100vh;
}

.header {
    height: 80px;
    border-bottom: 1px solid #CDB0B0;
    display: flex;
    align-items: center;
    justify-content: center;
}

.header-content {
    width: 1200px;
    min-width: 1200px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo-container {
    width: 440px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    width: 200px;
    height: 50px;
}

.title {
    font-size: 20px;
    font-weight: bold;
}

.header-download {
    border: 1px solid #633D14;
    border-radius: 5px;
    padding: 5px 20px;
    display: flex;
    align-items: center;
    cursor: pointer;
    background-color: transparent;
    font-size: 16px;
    color: #633D14;
}

.content {
    display: flex;
    align-items: center;
    justify-content: center;
}

.content-container {
    width: 1200px;
    min-width: 1200px;
    padding: 50px 0;
}

.content-item {
    padding: 20px 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
}

.title-img {
    margin: 0 auto;
    width: 386px;
    height: 75px;
}

.type {
    position: absolute;
    top: -42px;
    left: 8px;
    display: block;
    width: 86px;
    height: 35px;
    line-height: 35px;
    text-align: center;
    z-index: 1;
    font-size: 18px;
    color: #fff;
    background-image: url("../image/chat_bg.png");
    background-size: 100% 100%;
}

.install-button {
    width: 387px;
    height: 76px;
    margin-top: 35px;
    border: none;
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background-color: #C83232;
    font-size: 37px;
    color: #fff;
}

.skills-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    margin-top: 50px;
}

.skill-item {
    width: 400px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    border-left: 2px solid rgba(70, 70, 70, 0.1);
    border-bottom: 2px solid rgba(70, 70, 70, 0.1);
}

.skill-item img {
    width: 66px;
    height: 60px;
    margin-bottom: 16px;
}

.skill-title {
    font-size: 20px;
    margin-bottom: 16px;
}

.skill-description {
    font-size: 14px;
    color: #6C6C6C;
    text-align: center;
}

.advantage-container {
    display: flex;
    justify-content: space-between;
    gap: 20px;
    margin: 50px 0;
}

.advantage-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    width: 280px;
    border: 1px solid #C3C3C3;
    border-radius: 19px;
    padding: 24px;
}

.advantage-item img {
    width: 81px;
    height: 75px;
    margin-bottom: 16px;
}

.advantage-title {
    font-size: 18px;
    margin-bottom: 18px;
}

.advantage-description {
    font-size: 14px;
    color: #6C6C6C;
    text-align: center;
}

.footer {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 10px 0;
    border-top: 1px solid #C3C3C3;
}

.footer-container {
    width: 1200px;
    min-width: 1200px;
    font-size: 14px;
    color: #727272;
    display: flex;
    align-items: center;
    justify-content: space-between;
}