body{
    font-family: 'Karla', sans-serif;
}

@media (min-width: 992px) {
    body{
        max-width: 1440px;
        margin: 0 auto;
    }
}

h1{
    font-family: 'DM Serif Display', serif;
    font-size: 4.5rem;
    line-height: 1;
}
h2{
    font-family: 'DM Serif Display', serif;
    font-size: 3.5rem;
    line-height: 1;
}
h3{
    font-family: 'DM Serif Display', serif;
    font-size: 1.7rem;
    line-height: 1;
}

/*********************************************************** Button */
.button-light-custom{
    border: 1.5px solid #ffffff;
    color: #ffffff;
    font-size: 0.9rem;
    font-weight: 400;
    text-decoration: none;
}
.button-dark-custom{
    color:hsl(270, 9%, 17%);
    font-size: 0.9rem;
    font-weight: 700;
    border: 1.5px solid hsl(270, 9%, 17%);
    text-decoration: none;
}
/*********************************************************** Navbar */
.navbar{
    padding: 0 11% 0 11%;
}
.navbar-nav{
    font-size: 0.8rem;
    font-weight: 700;
    font-variant: small-caps;
    letter-spacing: 0.08rem;
}

/*********************************************************** Header */
.intro {
    background-color: hsl(256, 26%, 20%);
    color: #ffffff;

}
.intro-right-pattern{
    background-image: url(../images/bg-pattern-intro-right-desktop.svg);
    background-repeat: no-repeat;
    background-position: right;
    position: absolute;
    z-index: 10;
    right: 0;
    height: 440px;
    width: 440px;
}
.intro-left-pattern{
    background-image: url(../images/bg-pattern-intro-left-desktop.svg);
    background-repeat: no-repeat;
    position: absolute;
    height: 550px;
    width: 450px;
    top:500px;
    left: 0;
}
.intro-sx{
    padding: 7% 3% 0 12%;
    position: relative;
    z-index: 10;
}
.intro-rx {
    background-image: url(../images/image-intro-desktop.jpg);
    background-repeat: no-repeat;
    position: absolute;
    top:200px;
    right: -15px;
    height: 650px;
    z-index: 1;
}
.line-light{
    border: 0.5px solid #ffffff;
    width: 150px;
}
.line-dark{
    border: 0.5px solid hsl(256, 26%, 20%);
    opacity: 20%;
    width: 150px;
}

/*********************************************************** Middle */
.middle{
    padding: 20% 12% 10% 12%;
}

.middle p{
    color: hsl(273, 4%, 51%);
}
.how-we-work-section{
    background-image: url(../images/bg-pattern-how-we-work-desktop.svg);
    background-repeat: no-repeat;
    background-position: right;
    margin: 15% 0;
    padding: 4% 6%;
    background-color: hsl(256, 26%, 20%);
    color: #ffffff;
}

/*********************************************************** Footer */

footer{
    margin-top: -10%;
    padding: 0 12% 0 12%;
    background-color: hsl(0, 0%, 98%);
    background-image: url(../images/bg-pattern-footer-desktop.svg);
    background-repeat: no-repeat;
    background-position: top left;
}

.top-footer{
    border-bottom: 1px solid RGB(131, 125, 135, 0.3); 
}
.bottom-footer dd, dt {
    font-size: 0.85rem;
    font-family: 'Karla', sans-serif;
    font-weight: 700;
    letter-spacing: 0.1rem;
    color: hsl(256, 26%, 20%);
    opacity: 90%;
}
.list-title{
    color: hsl(273, 4%, 51%);
}


/*********************************************************** Mobile Version 375px */
@media (max-width: 991px) {
    body{
        max-width: 375px;
        margin: 0 auto;
        text-align: center;
    }
    button[aria-expanded="true"] .navbar-toggler-icon{
        background-image: url(../images/icon-close.svg);
      }

    .navbar-collapse{
        background-color:  hsl(270, 9%, 17%);
    }

    /* No Hover States */
    .navbar .navbar-nav .nav-link, .navbar button {
        color: #ffffff;
        font-size: 1rem;
        font-weight: 400;
    }
    .navbar ul button {
        border: 1.5px solid #ffffff;
        color: #ffffff;
        font-size: 0.9rem;
        font-weight: 400;
        text-decoration: none;
        padding: 4% 30%!important;
        margin: 0!important;
    }
    .navbar-collapse {
        margin-top: 20px;
    }
    .navbar{
        padding: 0;
    }
    .navbar ul{
        height: 435px;
        background-image: url(../images/bg-pattern-mobile-nav.svg);
        background-repeat: no-repeat;
        background-position: bottom;
        background-size: 100% 40%;
    }
    h1{
        font-family: 'DM Serif Display', serif;
        font-size: 2.9rem;
        line-height: 1;
    }
    h2{
        font-family: 'DM Serif Display', serif;
        font-size: 2.5rem;
        line-height: 1;
    }
    h3{
        font-family: 'DM Serif Display', serif;
        font-size: 1.7rem;
        line-height: 1;
    }
    .intro-rx {
        background-image: url(../images/image-intro-mobile.jpg);
        background-repeat: no-repeat;
        position: relative;
        height: 500px;
        top: 0;
        left: 15px;
    }
    .intro-sx{
        padding: 10%;
    }

    .intro-right-pattern{
        background-image: url(../images/bg-pattern-intro-right-mobile.svg);
        background-repeat: no-repeat;
        position: absolute;
        bottom: -470px;
    }
    .intro-left-pattern{
        background-image: url(../images/bg-pattern-intro-left-mobile.svg);
        background-repeat: no-repeat;
        position: absolute;
        top:540px;
    }
    .line-light{
        display: none;    
    }
    .middle{
        padding: 25% 7% 15% 7%;
    }
    .how-we-work-section{
        background-image: url(../images/bg-pattern-how-we-work-mobile.svg);
        background-repeat: no-repeat;
        background-position: top right;
        background-color: hsl(256, 26%, 20%);
        color: #ffffff;
        margin: 25% 0;
    }
   
}