* {
    box-sizing: border-box;
}

.navbar {
    background-color: #23344F !important;
}

body {
    font-size: 1.125rem;
    letter-spacing: .02em;
    font-family: Arial, sans-serif;;
    line-height: 1.5;
}

#jumbotron {
    display: flex;
    justify-content: center;
    align-items: center;
    margin-top: 5%;
    padding: 0px 14%;
}

.accent {
    color: #00b894;
}

#aboutus,
#faq {
    background-color: #E8ECF2;
}

#aboutus h5 {
    font-size: 24px;
    font-weight: 800;
}

.petroleum-line {
    display: block;
    width: 80px;
    height: 2px;
    border-top: 2px #00b894 solid;
    border-color: #00b894 !important;
}

.faq-line {
    display: block;
    width: 25%;
    height: 2px;
    border-top: 3px #00b894 solid;
    border-color: #00b894 !important;
    margin-left: 36%;
}

.contact-line {
    display: block;
    width: 25%;
    height: 2px;
    border-top: 3px #00b894 solid;
    border-color: #00b894 !important;
    margin-left: 8%;
}


#petroleum-page i {
    margin-left: 5%;
    margin-top: 5%;
    font-size: 40px;
    color: #00b894;
    border: 1px;
    border-style: dashed;
    padding: 5px 5px;
    width: 50px;
}

#faq h5 {
    font-size: 2.25rem;
    line-height: 1.1667;
    letter-spacing: .02em;
    font-weight: 300;
    padding-bottom: 15px;
}

#petroleum-page h3,
#petroleum-page p {
    color: #23344f;
}

#faq h5 {
    font-weight: 700;
}



















#footer {
    background-color: #23344F;
    color: #fff;
}

.footer-sub {
    font-size: large;
    font-weight: 700;
}

#footer ul {
    padding-left: 0;
}

#footer ul li{
    text-decoration: none;
    list-style-type: none;
    padding-left: 0;
}

#footer ul li a {
    text-decoration: none;
    text-transform: none;
    color: #fff;
}


#copyright span {
    font-size: 12px;
    letter-spacing: 0;
}

























/** Custom styling for BIG screens START **/
@media (min-width: 992px) {

    #jumbotron h1 {
        font-size: 70px;
        font-weight: 800;
    }

    #jumbotron p {
        font-size: 24px;
        font-weight: 400;
    }

    #aboutus p {
        font-size: 20px;
    }

    #petroleum-page h3 {
        font-size: 2.25rem;
        line-height: 1.1667;
        letter-spacing: .02em;
        font-weight: 300;
        padding-bottom: 15px;
    }


    .psy-4 {
        padding-top: 1.5rem !important;
        padding-bottom: 1.5rem !important;
    } 

    .psx-4 {
        padding-right: 3rem !important;
        padding-left: 3rem !important;
    }

    .psy-5 {
        padding-top: 3rem !important;
        padding-bottom: 3rem !important;
    }

    .psx-5 {
        padding-right: 3rem !important;
        padding-left: 3rem !important;
    }

    .pcs-5 {
        padding-left: 3rem !important;
    }

    .pct-5 {
        padding-top: 3rem !important;
    }

    .pcb-5 {
        padding-bottom: 3rem !important;
    }

    .pce-5 {
        padding-left: 60% !important;
    }

    .pn-5 {
        padding: 3rem !important;
    }

    .pn1-5 {
        margin-bottom: 3rem !important;
        padding-left: 3rem !important;
        padding-right: 3rem !important;
    }
}

/** Custom styling for BIG screens END **/



















/** Custom styling for SMALL screens START **/

@media (max-width: 720px) { 

    #jumbotron h1 {
    font-size: 40px;
    font-weight: 800;
    }

    #jumbotron p {
        font-size: 16px;
        font-weight: 400;
    }

    #aboutus p {
    font-size: 16px;
    }

    #petroleum-card {
        margin-bottom: 10px;
    }

    #petroleum-page h3 {
        font-size: 2rem;
        line-height: 1.1667;
        letter-spacing: .02em;
        font-weight: 300;
        padding-bottom: 15px;
    }

    .pn-5 {
        padding: 0rem !important;
    }

    .pcy-2 {
        padding-top: .5rem !important;
        padding-bottom: .5rem !important;
    }

    .pcx-2 {
        padding-left: .5rem !important;
        padding-right: .5rem !important;
    }

    .pst-3 {
        padding-top: 1rem !important;
    }

    .pn1-5 {
        margin-bottom: 0rem !important;
        padding-left: 0rem !important;
        padding-right: 0rem !important;
    }
}

/** Custom styling for SMALL screens END **/