/** filters list **/
.container-fluid .col {
    margin-top: 0.2rem;
    margin-bottom: 0.2rem;
}

.header {
    background-color: #075e73;
    border-top: 2px solid #fff;
}

    .header h3 {
        padding: 20px;
        margin-bottom: 0;
        color: #fff;
    }

    .header li.nav-item {
        padding: 15px 10px;
    }

    .header a.nav-link i {
        font-size: 2rem;
        color: #fff;
    }

    .header a.nav-link:hover i {
        color: #01c2f0;
    }

#filter-list {
    display: block;
    width: 100%;
    margin-bottom: 0;
    margin-top: 0.5rem;
}

    #filter-list li {
        display: inline-block;
        width: auto;
        padding: 6px 10px;
        margin-right: 15px;
        font-size: 1.2em;
        cursor: pointer;
        color: #fff;
        -moz-transition: all 0.2s;
        -o-transition: all 0.2s;
        -webkit-transition: all 0.2s;
        transition: all 0.2s;
    }

        #filter-list li:hover,
        #filter-list li.active {
            background: rgba(246, 247, 250, 0.15);
            border-top: 2px solid #fff;
            border-bottom: 2px solid #fff;
            padding: 20px;
        }


/** portfolio list **/
#portfolio {
    display: block;
    width: 100%;
    padding: 0 12px;
    margin-bottom: 35px;
    text-align: center;
}

    #portfolio .item {
        display: none;
        opacity: 0;
        -ms-flex: 0 0 33.333333%;
        -webkit-flex: 0 0 33.333333%;
        flex: 0 0 33.333333%;
        max-width: 33.333333%;
        vertical-align: top;
        margin-bottom: 25px;
        margin-right: 20px;
        color: #fff;
        font-size: 30px;
        text-align: center;
        -moz-box-sizing: border-box;
        -webkit-box-sizing: border-box;
        box-sizing: border-box;
        background: rgba(9,120,148,1);
        background: -moz-linear-gradient(-45deg, rgba(9,120,148,1) 0%, rgba(9,120,148,1) 50%, rgba(66,152,173,1) 50%, rgba(66,152,173,1) 100%);
        background: -webkit-gradient(left top, right bottom, color-stop(0%, rgba(9,120,148,1)), color-stop(50%, rgba(9,120,148,1)), color-stop(50%, rgba(66,152,173,1)), color-stop(100%, rgba(66,152,173,1)));
        background: -webkit-linear-gradient(-45deg, rgba(9,120,148,1) 0%, rgba(9,120,148,1) 50%, rgba(66,152,173,1) 50%, rgba(66,152,173,1) 100%);
        background: -o-linear-gradient(-45deg, rgba(9,120,148,1) 0%, rgba(9,120,148,1) 50%, rgba(66,152,173,1) 50%, rgba(66,152,173,1) 100%);
        background: -ms-linear-gradient(-45deg, rgba(9,120,148,1) 0%, rgba(9,120,148,1) 50%, rgba(66,152,173,1) 50%, rgba(66,152,173,1) 100%);
        background: linear-gradient(135deg, rgba(9,120,148,1) 0%, rgba(9,120,148,1) 50%, rgba(66,152,173,1) 50%, rgba(66,152,173,1) 100%);
        filter: progid:DXImageTransform.Microsoft.gradient( startColorstr='#097894', endColorstr='#4298ad', GradientType=1 );
        border-radius: 1.5rem;
        padding: 1.2rem;
    }

        #portfolio .item .row {
            margin-right: 0;
            margin-left: 0;
        }

            #portfolio .item .row .col-md-5,
            #portfolio .item .row .col-md-7 {
                padding-bottom: 1rem;
            }

            #portfolio .item .row .col-md-8 {
                padding-left: 0;
            }

        #portfolio .item span {
            color: #fff;
            font-size: 1rem;
        }

        #portfolio .item a.btn {
            background-color: #0c6479;
            color: #92d7ee;
            border: none;
            border-radius: 0;
            padding-left: 1.5rem;
            padding-right: 1.5rem;
        }

            #portfolio .item a.btn:hover {
                background-color: #01c2f0;
                color: #fff;
            }

        #portfolio .item a {
            display: inline-block;
            max-width: 100%;
            text-decoration: none;
        }

        #portfolio .item img {
            max-width: 100%;
            width: 500px;
            border: 0.5rem solid #076a82;
            border-radius: 0.5rem;
        }

/** clearfix **/
.clearfix:after {
    content: ".";
    display: block;
    clear: both;
    visibility: hidden;
    line-height: 0;
    height: 0;
}

.clearfix {
    display: inline-block;
}

html[xmlns] .clearfix {
    display: block;
}

* html .clearfix {
    height: 1%;
}


/** media queries **/
@media screen and (max-width: 720px) {
    h1 {
        font-size: 2.7em;
    }
}

@media screen and (max-width: 500px) {
    h1 {
        font-size: 2.0em;
    }

    #filter-list {
        padding: 0 18px;
    }

        #filter-list li {
            display: block;
            margin-bottom: 3px;
        }

    #portfolio {
        margin-bottom: 20px;
    }

        #portfolio .item {
            width: 100%;
            margin-bottom: 12px;
            margin-right: 0;
        }
}

/* Small devices (landscape phones, 576px and up)*/
@media (max-width: 576px) {
    #filter-list li {
        text-align: center;
        margin-right: 0;
    }

        #filter-list li:hover, #filter-list li.active {
            padding: 10px;
        }

    .header {
        padding: 10px 0;
    }

        .header h3 {
            display: none;
        }

        .header .col-12:last-child {
            display: none;
        }

    #portfolio .item {
        -webkit-box-flex: 0;
        -ms-flex: 0 0 100%;
        -webkit-flex: 0 0 100%;
        flex: 0 0 100%;
        max-width: 100%;
    }
}

/* Medium devices (tablets, 768px and up)*/
@media (min-width: 768px) {
    #filter-list {
        text-align: center;
        padding-right: 0;
        margin: 0.5rem 0;
    }

        #filter-list li {
            margin-right: 0;
            font-size: 1em;
        }

            #filter-list li:hover, #filter-list li.active {
                padding: 10px;
            }

    .header li.nav-item {
        padding: 15px 0;
    }

    .header a.nav-link {
        padding: .5rem 0.9rem;
    }

        .header a.nav-link i {
            font-size: 1.2rem;
        }

    #portfolio .item span {
        font-size: 0.7rem;
    }

    #portfolio .item .row .col-md-5, #portfolio .item .row .col-md-7 {
        text-align: left;
    }
}

/* Large devices (desktops, 992px and up)*/
@media (min-width: 992px) {
    #filter-list {
        text-align: center;
        padding-right: 0;
        margin-top: 1rem;
    }

        #filter-list li {
            margin-right: 0;
            font-size: 1em;
        }

            #filter-list li:hover, #filter-list li.active {
                padding: 10px;
            }

    .header li.nav-item {
        padding: 15px 3px;
    }

    .header a.nav-link {
        padding: .5rem 1rem;
    }

        .header a.nav-link i {
            font-size: 1.5rem;
        }

    #portfolio .item span {
        font-size: 1rem;
    }

    #portfolio .item .row .col-md-5, #portfolio .item .row .col-md-7 {
        text-align: left;
    }
}

/* Extra large devices (large desktops, 1200px and up)*/
@media (min-width: 1200px) {
    #filter-list {
        text-align: left;
        padding-right: 1rem;
        margin-top: 0.5rem;
    }

        #filter-list li {
            margin-right: 15px;
            font-size: 1.2em;
        }

            #filter-list li:hover, #filter-list li.active {
                padding: 20px;
            }

    .header li.nav-item {
        padding: 15px 10px;
    }

    .header a.nav-link {
        padding: .5rem 1rem;
    }

        .header a.nav-link i {
            font-size: 2rem;
        }

    #portfolio .item span {
        font-size: 1rem;
    }

    #portfolio .item .row .col-md-5, #portfolio .item .row .col-md-7 {
        text-align: left;
    }
}