h2 {
    line-height: 1;
    text-transform: uppercase;
    word-spacing: 0.3em;
    font-weight: 700;
    letter-spacing: 0.03em;
}

header {
    background: linear-gradient(-45deg, rgb(237, 28, 36) 0%, rgb(182, 28, 42) 100%);
    margin-bottom: 0;
    padding-bottom: 1em;
}

    header .header_menu .item {
        color: white;
    }

        header .header_menu .item a {
            border-color: white;
            color: white;
        }

    header .logo_block .fa-bars {
        color: white;
    }

.header_menu .item.submenu ul li a,
.header_menu .item.submenu ul li a:hover {
    border-color: white;
    color: white;
}

header .logo_block .logo_title img {
    height: 5em;
}

header a, header a:visited, .header_menu .item a, .header_menu .item a:visited {
    color: white;
    border-bottom: 1px solid rgba(255, 255, 255, 0.4);
}

    header a:hover, .header_menu .item a:hover {
        color: white;
        border-bottom: 1px solid rgba(255, 255, 255, 0.8);
    }

.about {
    margin-bottom: 4em;
    overflow: hidden;
    position: relative;
}

    .about img {
        height: auto;
        padding-right: 3em;
    }

    .about ul {
        list-style: none;
        padding-left: 2em;
        font-size: .9em;
    }

        .about ul li {
            font-size: 1.4em;
            line-height: 1.3em;
            text-indent: -1.3em;
            margin-bottom: .6em;
        }

            .about ul li::before {
                content: '—';
                color: silver;
                margin-right: .2em;
                font-size: 1em;
            }

    .about h2 {
        margin-top: 0;
        margin-bottom: .6em;
        font-size: 2em;
        text-align: left;
        line-height: 1.4;
    }

        .about h2 a {
            display: inline;
            border-bottom-width: 2px;
        }

    .about h3 {
        font-weight: 300;
        line-height: 1.3;
    }


    .about blockquote::before, .about blockquote::after {
        content: none;
    }

    .about.title {
        margin-top: 0;
        margin-bottom: 4em;
        text-align: center;
        padding: 0;
        background-color: rgb(220, 20, 60);
        color: white;
    }

        .about.title h1 {
            margin: 0;
            margin-bottom: 0.4em;
            line-height: 1.4em;
            border: none;
            letter-spacing: 1px;
            position: relative;
            font-size: 2.2em;
            font-weight: 600;
        }

        .about.title .main-title {
            margin-bottom: 8em;
            position: initial;
        }

            .about.title .main-title h1 {
                font-weight: 600;
                line-height: 1.3;
            }

                .about.title .main-title h1 .sub_title_link {
                    border-bottom: 2px dashed;
                    cursor: pointer;
                    font-weight: 600;
                }

                .about.title .main-title h1 .overlay {
                    display: none;
                    position: absolute;
                    top: 0;
                    left: 0;
                    width: 100%;
                    height: 100%;
                    z-index: 1;
                }

                .about.title .main-title h1.selected {
                }

                    .about.title .main-title h1.selected span {
                        opacity: 0;
                    }

                    .about.title .main-title h1.selected .sub_title_link {
                        cursor: inherit;
                    }

                        .about.title .main-title h1.selected .sub_title_link.selected {
                            opacity: 1;
                            border: none;
                            background-color: white;
                            color: black;
                            text-shadow: none;
                            padding: 6px 12px;
                            cursor: pointer;
                            position: relative;
                            z-index: 2;
                        }

                    .about.title .main-title h1.selected .overlay {
                        display: block;
                    }

                .about.title .main-title h1 .sub_title_desc {
                    display: none;
                    position: absolute;
                    text-align: left;
                    line-height: 1.1;
                    padding-left: 12px;
                }

                    .about.title .main-title h1 .sub_title_desc.selected {
                        display: inline;
                        opacity: 1;
                        z-index: 2;
                    }

        .about.title .down_arrow {
            cursor: pointer;
            position: absolute;
            bottom: 0.4em;
            font-size: 5em;
            left: 50%;
            margin-left: -0.3em;
            -moz-animation: bounce 0.4s ease-in-out infinite alternate;
            -o-animation: bounce 0.4s ease-in-out infinite alternate;
            -webkit-animation: bounce 0.4s ease-in-out infinite alternate;
            animation: bounce 0.4s ease-in-out infinite alternate;
            -moz-transition: color .2s ease,opacity .2s ease;
            -o-transition: color .2s ease,opacity .2s ease;
            -webkit-transition: color .2s ease,opacity .2s ease;
            transition: color .2s ease,opacity .2s ease;
            opacity: 0.4;
        }

            .about.title .down_arrow:hover {
                opacity: 1;
            }

    .about.arrow-down {
    }

        .about.arrow-down .fa {
            font-size: 5em;
            opacity: 0.3;
            -moz-transition: opacity .2s ease;
            -o-transition: opacity .2s ease;
            -webkit-transition: opacity .2s ease;
            transition: opacity .2s ease;
        }

            .about.arrow-down .fa:hover {
                opacity: 0.8;
            }

    .about.our_tech {
    }

        .about.our_tech img {
            display: inline-block;
            height: 5.4em;
            width: auto;
            margin: 2em 2em 2em 0;
            padding: 0;
            -webkit-filter: grayscale(100%);
            -moz-filter: grayscale(100%);
            -o-filter: grayscale(100%);
            -ms-filter: grayscale(100%);
            filter: grayscale(100%);
            -moz-transition: filter .4s ease, -ms-filter .4s ease, -o-filter .4s ease, -moz-filter .4s ease, -webkit-filter .4s ease;
            -o-transition: filter .4s ease, -ms-filter .4s ease, -o-filter .4s ease, -moz-filter .4s ease, -webkit-filter .4s ease;
            -webkit-transition: filter .4s ease, -ms-filter .4s ease, -o-filter .4s ease, -moz-filter .4s ease, -webkit-filter .4s ease;
            transition: filter .4s ease, -ms-filter .4s ease, -o-filter .4s ease, -moz-filter .4s ease, -webkit-filter .4s ease;
        }

            .about.our_tech img:hover {
                -webkit-filter: grayscale(0);
                -moz-filter: grayscale(0);
                -o-filter: grayscale(0);
                -ms-filter: grayscale(0);
                filter: grayscale(0);
            }

    .about.welcome {
        margin-bottom: 3em;
        text-align: center;
        margin-top: 3em;
    }

    .about.price {
        margin-bottom: 3em;
    }

        .about.price h3 {
            line-height: 1.4em;
        }

    .about.do_posle {
        margin-right: -1em;
        margin-left: -1em;
        padding-right: 1em;
        padding-left: 1em;
    }

        .about.do_posle img {
            width: 100%;
            height: auto;
            padding: 0;
            margin: 0;
        }

    .about .tabs {
    }

        .about .tabs .nav {
            display: inline-block;
            color: rgb(237, 28, 36);
            text-decoration: none;
            border-bottom: 2px dashed rgba(237, 28, 36, 0.4);
            -moz-transition: all 0.3s ease;
            -o-transition: all 0.3s ease;
            -webkit-transition: all 0.3s ease;
            transition: all 0.3s ease;
            cursor: pointer;
            margin-bottom: .5em;
            font-size: 1.6em;
            margin-right: 1em;
        }

            .about .tabs .nav.active {
                color: rgb(255, 0, 0);
                border: none;
                cursor: inherit;
            }

        .about .tabs .content {
            overflow: hidden;
            text-align: left;
            float: left;
            width: 100%;
            display: none;
            margin-bottom: 1.5em;
        }

            .about .tabs .content.active {
                display: block;
            }

    .about.bordered {
        padding: 48px 0;
        position: relative;
    }

        .about.bordered:before,
        .about.bordered:after {
            content: '';
            border: 10px solid rgb(220, 20, 60);
            width: 48px;
            display: block;
            position: absolute;
            top: 0;
            height: 100%;
        }

        .about.bordered:before {
            left: 0;
            border-right: none;
        }

        .about.bordered:after {
            border-left: none;
            right: 0;
        }

        .about.bordered .outer {
            background-color: white;
            margin: -1px;
            position: relative;
            z-index: 1000;
            padding: 18px;
            min-height: 200px;
        }

            .about.bordered .outer .inner {
                margin: -38px 18px;
                overflow: hidden;
            }

.get-client {
}

#section_title {
    padding-top: 2em;
    padding-bottom: 0;
    color: white;
    text-align: center;
    margin-bottom: 3em;
    background-position: center center;
    background-size: cover;
    background-image: url('http://artbayard.ru/content/files/images/page/1/aaae2ff7-d40a-49f3-afa1-090219caafcf_large.jpg');
    position: relative;
}

    #section_title:before {
        background: linear-gradient(-45deg, rgb(237, 28, 36) 40%, rgb(182, 28, 42) 100%);
        position: absolute;
        top: 0;
        opacity: .85;
        left: 0;
        height: 100%;
        width: 100%;
        display: block;
    }

    #section_title .container {
        position: relative;
        z-index: 10;
    }

    #section_title h1 {
        font-weight: 900;
        font-size: 4em;
        margin-bottom: 1em !important;
        margin-top: 2em !important
    }

    #section_title blockquote {
        border: 4px solid;
        padding: 1em 3em;
        align-items: center;
        width: 100%;
    }

    #section_title #section_tizer {
        display: flex;
        flex-wrap: wrap;
    }

        #section_title #section_tizer [class*=col-] {
            display: flex;
            flex-wrap: wrap;
        }

    #section_title #section_tizer .arrow p{
        width: 100%;
    }

        #section_title #section_tizer .fa-angle-double-down {
            font-size: 5em;
            opacity: .3;
            -moz-transition: opacity .2s ease;
            -o-transition: opacity .2s ease;
            -webkit-transition: opacity .2s ease;
            transition: opacity .2s ease;
            margin-top: .5em;
        }

            #section_title #section_tizer .fa-angle-double-down:hover {
                opacity: 0.8;
            }

.unitcacl {
    padding-right: .4em;
}

    .unitcacl .form-group {
        margin-bottom: 2em;
    }

        .unitcacl .form-group:last-child {
            margin-bottom: 0;
        }

    .unitcacl h4 {
        line-height: 1.3em;
        margin-bottom: .5em;
    }

@media (max-width: 320px) {
    body {
        margin-top: inherit;
    }

    header {
        margin-bottom: 1em;
    }

    h2 {
        font-size: 1.2em;
    }

    .about h2 {
        font-size: 1.8em;
    }

    .about.title h1 {
        text-transform: inherit;
        letter-spacing: inherit;
    }

        .about.title h1 .sub_title_desc {
            font-size: 0.8em;
        }

    .about.title {
        margin-top: 0;
    }

        .about.title .main-title {
            text-align: left;
            position: relative;
            -moz-transform: none;
            -ms-transform: none;
            -o-transform: none;
            -webkit-transform: none;
            transform: none;
            top: 0;
        }
}

@media (max-width: 468px) {
    #section_title h1 {
        font-size: 3.2em;
    }

    .about img {
        margin: 0 auto;
    }

    .about ul {
        padding-left: .5em;
    }

        .about ul li {
            margin-top: 1em;
        }

    .about.our_tech {
        text-align: left;
    }

        .about.our_tech img {
            height: 3em;
            display: inline-block;
            margin-top: 0;
            margin-left: 0em;
            margin-right: 1.6em;
        }

    .about .tabs .content .twentytwenty-wrapper {
        margin: auto -1em;
    }
}

@media (min-width: 320px) and (max-width: 768px) {
    body {
    }

    .about.title {
        margin-top: 0;
    }

        .about.title .down_arrow {
            display: none;
        }

        .about.title h1 {
            font-size: 2em;
            text-transform: inherit;
            letter-spacing: inherit;
        }

            .about.title h1 .sub_title_desc {
                font-size: 0.5em;
            }

        .about.title .main-title {
            text-align: left;
            position: relative;
            -moz-transform: none;
            -ms-transform: none;
            -o-transform: none;
            -webkit-transform: none;
            transform: none;
            top: 0;
        }
}

@media (min-width: 768px) and (max-width: 991px) {
    body {
        margin-top: 6em;
    }

    header {
        margin-bottom: 1em;
    }

    .about.title h1 {
        font-size: 3em;
    }
}

@media (min-width: 768px) {
    body {
        margin-top: 0;
    }

    header {
        box-shadow: none;
        position: relative;
        color: rgb(255, 255, 255);
        padding-bottom: 0em;
        margin-bottom: 0;
    }

        header .logo_block {
            text-align: left;
        }

            header .logo_block .logo_title {
            }

    .header_menu .item.submenu ul {
        background-color: rgb(220, 20, 60);
    }

    .about.title {
    }

        .about.title .main-title {
            color: #EFEFEF;
            margin-bottom: 10em;
        }

            .about.title .main-title .table-cell {
            }

        .about.title h1 {
            font-weight: 400;
        }

            .about.title h1 .sub_title_desc {
                font-size: 0.5em;
            }

    .about.welcome {
        text-align: left;
    }

    .about h2 {
        font-size: 2.8em;
    }

    .about.our_tech {
        text-align: center;
    }

    .about.do_posle {
        margin-right: 0;
        margin-left: 0;
        padding-right: 0;
        padding-left: 0;
    }
}

@media (min-width: 992px) {
    .about.title h1 {
        font-size: 3em;
        padding: 0 10%;
    }

        .about.title h1 .sub_title_desc {
        }

    .about h2 {
        font-size: 3em;
    }
}

@media (min-width: 1024px) {
    .about.title h1 {
        font-size: 3.8em;
    }

        .about.title h1 .sub_title_desc {
        }
}

@media (min-width: 1440px) {
    .about.title h1 {
        font-size: 4.2em;
    }
}

@-moz-keyframes bounce {
    0% {
        bottom: 0;
    }

    100% {
        bottom: 0.2em;
    }
}

@-webkit-keyframes bounce {
    0% {
        bottom: 0;
    }

    100% {
        bottom: 0.2em;
    }
}

@keyframes bounce {
    0% {
        bottom: 0;
    }

    100% {
        bottom: 0.2em;
    }
}