#product-drun {
    margin: 14.4rem auto 0 auto;
    color: #ffffff;
    text-align: center;
    overflow-x: hidden;
}

#product-drun .drun-intro,
#product-drun .drun-features,
#product-drun .drun-bottom {
    width: 70%;
    margin: 0 auto;
}

#product-drun .drun-intro p {
    list-style-type: disc;
    /*color: rgba(255, 255, 255, 0.5);*/
    line-height: 3rem;
    margin-top: 3rem;
    font-size: 1.4rem;
}

#product-drun .drun-video {
    position: relative;
    width: calc(100% * 0.7);
    padding-bottom: calc(56.25% * 0.7); /* 16:9 */
    margin: 3rem auto 0;
}

#product-drun .drun-video iframe#drun-youtube {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

#product-drun .drun-features {
    margin-top: 3rem;
}

#product-drun p#feature-title {
    font-size: 2.4rem;
    font-weight: 100;
    position: relative;
    display: inline-block;
    margin: 8rem 0 6rem 0;
}

#product-drun p#feature-title:before, #product-drun p#feature-title:after {
    content: "";
    position: absolute;
    border-bottom: 1px solid rgba(255,255,255,0.5);
    top: 1rem;
}

#product-drun p#feature-title:before {
    right: 100%;
    margin-right: 1.5rem;
    width: 25rem;
}

#product-drun p#feature-title:after {
    left: 100%;
    margin-left: 1.5rem;
    width: 25rem;
}

#product-drun .drun-features .feature img {
    width: 50%;
}

.float-left {
    float: left;
}

.float-right {
    float: right;
}

#product-drun .drun-features .feature .clear-both {
    clear: both;
}

/*#product-drun .drun-features .feature .feature-points {*/
    /*font-size: 1.8rem;*/
    /*color: rgba(255, 255, 255, 0.9);*/
    /*line-height: 3.2rem;*/
    /*width: 50%;*/
    /*display: inline;*/
    /*padding-top: 2rem;*/
    /*padding-bottom: 2rem;*/
/*}*/

#product-drun .feature-points {
    width: calc(50% - 2rem - 5rem); /* width - padding - margin */
}

#product-drun .feature-points.float-left {
    padding-left: 2rem;
    margin-right: 5rem;
}

#product-drun .feature-points.float-right {
    padding-left: 2rem;
    margin-left: 5rem;
}

#product-drun .feature-points ul {
    text-align: left;
    list-style-type: disc;
    height: 100%;
}

#product-drun .feature-points ul .fa.fa-angle-down {
    display: none;
}

#product-drun .feature-points ul li {
    font-size: 1.8rem;
    color: #ffffff;
    margin-bottom: 1rem;
}

#product-drun .feature-points ul li.feature ul {
    list-style-type: none;
    padding: 0;
}

#product-drun .feature-points ul li.feature ul li {
    color: rgba(255, 255, 255, 0.65);
    font-size: 1.4rem;
    line-height: 1.8rem;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    padding-top: 10rem;
    left: 0;
    top: 0;
    padding-top: 13rem;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgb(0,0,0);
    background-color: rgba(0,0,0,0.9);
    overflow: hidden;
}

.modal-content {
    margin: auto;
    display: block;
    width: 80%;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
}

.modal-content, #caption {
    animation-name: zoom;
    animation-duration: 0.6s;
}

@keyframes zoom {
    from {transform:scale(0)}
    to {transform:scale(1)}
}

.close {
    position: absolute;
    top: 11.5rem;
    right: 3.5rem;
    color: #f1f1f1;
    font-size: 4rem;
    font-weight: bold;
    transition: 0.3s;
}

.close:hover, .close:focus {
    color: #bbb;
    text-decoration: none;
    cursor: pointer;
}

.drun-bottom hr {
    margin: 10rem 0 5rem 0;
    display: block;
    height: 1px;
    border: 0;
    border-top: 1px solid rgba(255, 255, 255, 0.5);
    padding: 0;
}

.drun-bottom p {
    color: rgba(255, 255, 255, 0.65);
    font-size: 1.4rem;
    margin: 1rem auto 2rem;
    line-height: 1.9rem;
}

.drun-bottom p a {
    font-size: 1.6rem;
}

.fa.fa-home {
    font-size: 1.9rem;
}

@media only screen and (min-width: 1281px) {
    .navbar, .main-div, .dropdown-div, .footer {
        width: 70%;
        max-width: 200rem;
        margin: 0 auto;
    }
}

@media only screen and (min-width: 992px) and (max-width: 1280px) {
    .navbar, .main-div, .dropdown-div, .footer {
        width: 80%;
        margin: 0 auto;
    }
    #product-drun .drun-video iframe#drun-youtube {
        max-width: 64rem;
        max-height: 36rem;
        min-width: 32rem;
        min-height: 18rem;
    }
    #product-drun p#feature-title {
        margin: 4rem 0 2rem;
    }
    #product-drun .feature img {
        margin: 3rem 0;
    }
    #product-drun .feature-points {
        width: calc(50% - 2rem - 3rem);
        padding-top: 3rem;
    }

    #product-drun .feature-points.float-left {
        margin-right: 3rem;
    }
    #product-drun .feature-points.float-right {
        margin-left: 3rem;
    }
}
@media only screen and (min-width: 768px) and (max-width: 991px) {
    .navbar, .main-div, .dropdown-div, .footer {
        width: 90%;
        margin: 0 auto;
    }

    #product-drun .drun-video {
        width: calc(100% * 0.8);
        padding-bottom: calc(56.25% * 0.8); /* 16:9 */
    }

    #product-drun p#feature-title {
        font-size: 2.1rem;
        margin: 6rem 0 2rem;
    }

    #product-drun .feature img {
        margin: 3rem 0;
    }

    #product-drun .feature-points ul li {
        font-size: 1.6rem;
    }

    #product-drun .feature-points ul li.feature ul li {
        font-size: 1.3rem;
    }

    #product-drun .drun-features .feature img,
    #product-drun .feature-points {
        float: none;
        width: 100%;
    }
    #product-drun .feature-points.float-left,
    #product-drun .feature-points.float-right {
        margin: 0;
    }
}

@media only screen and (min-width: 415px) and (max-width: 767px) {
    .navbar, .main-div, .dropdown-div, .footer {
        width: 80%;
        margin: 0 auto;
    }
    #product-drun {
        width: 85%;
        margin-top: 12.8rem;
    }
    #product-drun p#feature-title {
        margin: 3rem 0 2rem 0;
    }
    #product-drun .drun-intro p {
        line-height: 1.8rem;
    }
    #product-drun .drun-video {
        width: calc(100% * 0.9);
        padding-bottom: calc(56.25% * 0.9); /* 16:9 */
    }
    #product-drun .feature-points.float-left {
        padding-left: 0;
        margin-right: 0;
    }
    #product-drun .feature-points.float-right {
        padding-left: 0;
        margin-left: 0;
    }
    #product-drun .drun-features img {
        margin: 0.7rem 0;
    }
    .modal-content {
        max-width: 100%;
    }
    .modal {
        padding-top: 10rem;
    }
    #product-drun .drun-features .feature img {
        float: none;
        width: 100%;
    }
    #product-drun .drun-features .feature .feature-points {
        float: none;
        width: 100%;
    }
    #product-drun .drun-features .feature .feature-points ul {
        padding: 1rem 0 0 2rem;
    }
    #product-drun .drun-features .feature .feature-points ul .fa.fa-angle-down {
        display: inline-block;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature {
        font-size: 1.6rem;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature ul {
        padding: 0;
        overflow: hidden;
        max-height: 0;
        transition: max-height 0.15s ease-in-out;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature.show ul {
        max-height: 50rem;
        transition: max-height 0.3s ease-in-out;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature i.fa.fa-angle-down {
        transition: transform 0.2s ease-in-out;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature.show i.fa.fa-angle-down {
        transform: rotate(180deg);
        transition: transform 0.2s ease-in-out;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature ul li {
        font-size: 1.4rem;
    }
    .drun-bottom hr {
        margin: 3rem 0;
    }
}

@media only screen and (max-width: 414px) {
    .navbar, .main-div, .dropdown-div, .footer {
        width: 80%;
        margin: 0 auto;
    }
    #product-drun {
        width: 85%;
        margin-top: 12.8rem;
    }
    #product-drun p#feature-title {
        font-size: 1.8rem;
        margin: 3rem 0 2rem 0;
    }
    #product-drun .drun-intro p {
        line-height: 1.8rem;
    }
    #product-drun .drun-video {
        width: 100%;
        padding-bottom: 56.25%; /* 16:9 */
    }
    #product-drun .feature-points.float-left {
        padding-left: 0;
        margin-right: 0;
    }
    #product-drun .feature-points.float-right {
        padding-left: 0;
        margin-left: 0;
    }
    #product-drun .drun-features img {
        margin: 0.7rem 0;
    }
    .modal-content {
        max-width: 100%;
    }
    .modal {
        padding-top: 10rem;
    }
    #product-drun .drun-features .feature img {
        float: none;
        width: 100%;
    }
    #product-drun .drun-features .feature .feature-points {
        float: none;
        width: 100%;
    }
    #product-drun .drun-features .feature .feature-points ul {
        padding: 1rem 0 0 2rem;
    }
    #product-drun .drun-features .feature .feature-points ul .fa.fa-angle-down {
        display: inline-block;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature {
        font-size: 1.4rem;
        margin-bottom: 1rem;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature ul {
        padding: 0;
        overflow: hidden;
        max-height: 0;
        transition: max-height 0.15s ease-in-out;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature.show ul {
        max-height: 50rem;
        transition: max-height 0.3s ease-in-out;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature i.fa.fa-angle-down {
        transition: transform 0.2s ease-in-out;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature.show i.fa.fa-angle-down {
        transform: rotate(180deg);
        transition: transform 0.2s ease-in-out;
    }
    #product-drun .drun-features .feature .feature-points ul li.feature ul li {
        font-size: 1.2rem;
    }
    .drun-bottom hr {
        margin: 3rem 0;
    }
}