.container {
    position: relative;
    z-index: 2;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 40px;
}

/* jumbotron */
.jumbotron{
    position: relative;
    padding: 72px 72px 0 72px;
    background-color: #ff2340;
    background-image: linear-gradient(135deg, #ff6600, #ff008a, #ff2340);
}
.jumbotron-wrapper{
    position: relative;
    background-color: rgba(255, 255, 255, 0.98);
    border-radius: 12px 12px 0 0;
}
.jumbotron-flex{
    position: relative;
    display: flex;
    justify-content: space-between;
    padding-top: 120px;
}
.jumbotron-intro{ }
.jumbotron-brand{ display: flex; flex-direction: column; }
.jumbotron-brand .logo{ width: 72px; height: 72px; }
.jumbotron-brand .text{ padding-top: 12px; font-size: 24px; font-weight: 700; }

.jumbotron-desc{
    margin-top: 48px;
    font-size: 36px;
    line-height: 1.6;
}
.jumbotron-action{ padding-top: 48px; }
.jumbotron-btn{
    display: inline-flex;
    align-items: center;
    justify-content: center;
    height: 54px;
    padding: 0 36px;
    font-size: 16px;
    font-weight: 600;
    text-align: center;
    color: #ff2340;
    cursor: pointer;
    border: 1px solid #ff2340;
    background-color: transparent;
    border-radius: 20px;
    transition: all 0.3s ease-in-out;
    margin-right: 24px;
}
.jumbotron-btn:hover{
    color: #ff2340;
    background-color: #fff;
}

.jumbotron-phone img{ display: block; width: 100%;}
.jumbotron-phone{
    position: relative;
    overflow: hidden;
    width: 280px;
    margin-bottom: -60px;
    border: 3px solid #333;
    border-radius: 32px;
}


.features-flex{ display: flex; flex-direction: row-reverse; justify-content: space-between; align-items: center; padding: 180px 0;  }
.features-left{ position: relative; display: flex; }
.features-phone img{ display: block; width: 100%;}
.features-phone{ overflow: hidden; width: 280px; border-radius: 32px; border: 1px solid #eee; }
.features-phone--border{
    position: relative;
    border: 3px solid #333;
    margin-left: -140px;
}

.features-right{ width: 400px; }
.features-title{
    display: flex;
    flex-direction: column;
    font-size: 36px;
    line-height: 1.6;
}
.features-desc{
    font-size: 14px;
    color: #999;
    margin-top: 24px;
}
.features-item + .features-item{
    margin-top: 48px;
    padding-top: 48px;
    border-top: 1px solid #eee;
}

.footer{
    padding: 24px 0;
    text-align: center;
    font-size: 12px;
    color: #999;
}

.section{
    position: relative;
    overflow: hidden;
    padding: 100px 0;
}
.section p{ margin-bottom: 20px; font-size: 18px; color: #484848; font-weight: 400; }
.section-title{
    position: relative;
    font-size: 48px;
    font-weight: 600;
    text-align: center;
    margin-bottom: 40px;
}
.section-title span{ position: relative; z-index: 3; }
.section-title::before{
    content: "";
    position: absolute;
    margin: 4px 0 0 -12px;
    width: 32px;
    height: 32px;
    background-repeat: no-repeat;
    background-size: cover;
    background-position: center;
    background-image: url("../image/icon-cube.png");
    pointer-events: none;
}

@media screen and (max-width: 1000px) {
    .container{ padding: 0; }
    .jumbotron{ padding: 16px 16px 0 16px; }
    .jumbotron-wrapper{ border-radius: 8px 8px 0 0; }
    .jumbotron-flex{ display: block; padding-top: 60px; }
    .jumbotron-intro{ display: flex; flex-direction: column; align-items: center;}
    .jumbotron-desc p{ margin: 0 12px; }
    .jumbotron-desc{
        display: flex;
        justify-content: center;
        margin-top: 24px;
        font-size: 24px;
    }
    .jumbotron-action{ padding-top: 36px; text-align: center; }
    .jumbotron-btn{
        height: 44px;
        padding: 0 24px;
        font-size: 14px;
        margin: 0 8px;
    }
    .jumbotron-phone{
        margin: 36px auto -60px;
        width: 75%;
    }
    .features-flex{ display: block; padding: 120px 0 24px 0;  }
    .features-left{ width: 80%; margin: 48px auto auto; }
    .features-phone{ width: 60%; }
    .features-phone--border{ margin-left: -20%; }
    .features-right{ width: 100%; padding: 0 48px; text-align: center;  }
    .features-title{ display: block;  font-size: 24px; }
    .section{ padding: 40px 20px;}
    .section-title{ font-size: 24px; line-height: 1.2; margin-bottom: 20px; }
    .section-title::before{ width: 20px; height: 20px; margin-top: -4px; }
    .section p{ font-size: 13px; margin-bottom: 10px;}
}