.container {
    position: relative;
    width: 100%;
    height: 100vh;
    overflow-y: auto;
    font-family: SFProDisplay, SFProDisplay;
}

body {
    background-image: url('../images/page2.png');

}

.flex {
    display: flex;
    display: -webkit-flex;
}

.flex.ac {
    align-items: center;
}

.flex.jc {
    justify-content: center;
}

.flex.js {
    justify-content: space-between;
}


/* header */
.header {
    /* position: absolute;
    top: 0;
    left: 0; */
    width: 100%;
    padding-top: 43px;
    padding-left: 162px;
    box-sizing: border-box;
    z-index: 10;
}

.header .logo img {
    display: block;
    width: 116px;
    height: 116px;
}

.header .nav {
    padding-left: 51px;
}

.header .nav li a {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-width: 124px;
    height: 43px;
    font-size: 24px;
    color: #FFFFFF;
    line-height: 29px;
    padding: 0 24px;
    margin-right: 36px;
    box-sizing: border-box;
}

.header.active .nav li a {
    color: #4e4e4e;
    mix-blend-mode: difference;
}

.header .nav li.active a {
    color: #FFFFFF;
    border-radius: 40px;
    background-image: linear-gradient(90deg, #0BABFE, #930AFF);
}

.content {
    padding: 10vh 10vw 0;
}

.left {
    margin-right: 5%;
}

.left .topic {
    font-weight: bold;
    font-size: 36px;
    color: #FFFFFF;
    line-height: 43px;
    margin-bottom: 10px;
}

.left .description {
    font-size: 30px;
    color: #FFFFFF;
    line-height: 36px;
}

.right img {
    width: 17vw;
    height: 17vw;
    object-fit: contain;
    /* margin-top: 120px; */
    margin-right: 5vw;
}