a{
    color: #12AB8D;
    font-weight: 500;
}
.flex-box{
    display: flex;
    justify-content: space-between;
}
.container{
    width: 100%;
    max-width: 1140px;
}
img{
    width: 100%;
}
.banner{
    background: url(/img/download/banner-bg.png) no-repeat;
    background-size: cover;
    margin-bottom: 58px;
}
.banner>div{
    text-align: center;
    padding: 42px 0 30px;
    box-sizing: border-box;
}
h1{
    color: #000;
    font-weight: 600;
    font-size: 40px;
    margin-bottom: 36px;
    line-height: 56px;
}
.banner p{
    font-size: 18px;
    margin-bottom: 24px;
    line-height: 28px;
}
.banner p:last-child{
    margin-bottom: 0;
}

/* step_box */
.step_box{
    margin-bottom: 48px;
    box-sizing: border-box;
}
.step_box ul li p{
    text-align: center;
    line-height: 59px;
    font-size: 16px;
    color: #333;
    font-weight: 500;
}

@media screen and (max-width: 1200px) {
    .container{
        padding: 0 20px;
    }
}
@media screen and (max-width: 960px) {
    .step_box ul{
        flex-direction: column;
        align-items: center;
    }
    .step_box ul li{
        margin-bottom: 15px;
    }
    h1{
        margin-bottom: 25px;
    }
    .banner p{
        margin-bottom: 15px;
    }
}
@media screen and (max-width: 530px) {
    h1{
        font-size: 36px;
    }
}