* {
    margin: 0;
    padding: 0;
    text-decoration: none;
    font-family: Arial, Helvetica, sans-serif;
    box-sizing: border-box;
}

.navbar {
    position: fixed;
    width: 100%;
    height: 64px;
    top: 0;
    z-index: 999;
    transition: .3s linear;
}

.inner-width {
    max-width: 1200px;
    margin: auto;
    height: 100%;
}

.navbar .inner-width {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    width: 40px;
    height: 40px;
    /* background-image: url(); */
    background-size: contain;
}

.navbar-menu a{
    color: #fff;
    font-size: 16px;
    font-weight: 400;
    margin-left: 48px;
    transition: .2s linear;
}

.navbar-menu a:hover{
    font-weight: 800;
}

iframe {
    top: 0;
    left: 0;
    width: 100%;
    height: 560px;
}

.banner {
    position: absolute;
    top: 0;
    width: 1200px;
    height: 560px;
    left: 50%;
    margin-left: -600px;
}

.banner .content {
    position: relative;
    top: 26%;
    display: flex;
    flex-direction: column;
    color: #fff;

}

h1 {
    color: #fff;
    font-size: 56px;
    line-height: 72px;
    font-weight: 600;
}

.intro {
    width: 470px;
    white-space: normal;
    word-wrap: normal;
    margin-top: 24px;
    color: rgba(255, 255, 255, 0.8);
}

.btn {
    display: block;
    width: 160px;
    height: 40px;
    line-height: 40px;
    background-color: #fff;
    color: #2E92FF;
    padding: auto;
    text-align: center;
    border-radius: 20px;
    margin-top: 16px;
}