#banner {
    margin-top: 50px;
}

.navbar {
    position: fixed;
    z-index: 1;
    width: 100%;
    top: 0;
}

#banner img {
    width: 100%;
    height: 350px;
}

.button_box {
    position: absolute;
    top: 50px;
    left: 60px;
}

    .button_box h1 {
        font-weight: bold;
        font-size: 24px;
        margin-bottom: 20px;
    }

    .button_box h3 {
        font-size: 16px;
        color: #494f6b;
        line-height: 26px;
    }

.feature {
    text-align: center;
    padding: 20px 0;
}

    .feature h3 {
        font-size: 22px;
        font-weight: bold;
        padding-bottom: 10px;
    }

    .feature p {
        font-size: 16px;
        line-height: 30px;
    }

.modules {
    padding: 15px;
    border: 1px solid #DCAC6C;
    border-radius: 5px;
    cursor: pointer;
}

    .modules img {
        width: 42px;
        float: left;
    }

    .modules p {
        font-size: 12px;
        letter-spacing: 2px;
        line-height: 18px;
    }

    .modules .text {
        margin-left: 65px;
    }

    .modules h3 {
        font-size: 18px;
        font-weight: bold;
        padding-bottom: 10px;
    }

.section-title {
    padding: 40px 0;
    text-align: center;
}

.cmdlist-text {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
    padding: 8px;
}

.tag:hover {
    text-decoration: none;
}
.comNav{
    height:120px;
    display:flex;
    justify-content:center;
    align-items:center;
}
.comNav img{
    width:120px;
    max-width:100%;
}