body {
    background-color: #121212;
    color: #ffffff;
}

h2{
    text-align: center;
    text-transform: uppercase;
    font-size: 2rem;
    margin: 2rem 0;
}

a, a:hover {
    color: #dc3545;
    text-decoration: none;
}

.navbar-toggler,
.navbar-toggler:focus{
    outline: none;
    border: none;
    box-shadow: none;
}

.logo{
    border: 2px solid #fff;
    height: 40px;
    width: 40px;
    display: flex;
    font-size: 1.4rem;
    color: white;
    border-radius: 50%;
    justify-content: center;
    align-items: center;
    text-decoration: none;
}

.text-light-grey{
    color: #aaa;
}

.parallax-bg {
    background-attachment: fixed;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}

.banner {
    background-image: url('background.jpg');
    color: #fff;
    height: 100vh;
    background-position-x: calc(87%);
}
.banner-text{
    max-width: 540px;
    padding: 1rem;
}
.banner h1 {
    font-size: 4rem;
    font-weight: bold;
    letter-spacing: 0.8rem;
    text-transform: uppercase;
}
.banner p {
    font-size: 1.6rem;
    font-style: italic;
    text-align: justify;
}

.banner a{
    border-radius: 5px;
}

.bg-nav{
    background: #222;
}

.exp-bg {
    background-color: #222;
    background-image: url('mountain_bg.jpg');
    background-size: auto 100%;
    color: #fff;
}

.timeline {
    position: relative;
    margin: 2rem 0;
    padding: 0;
    list-style: none;
}

.timeline:before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    width: 2px;
    background: #dc3545;
    left: 0;
}

.timeline-item {
    position: relative;
    margin: 0;
}

.timeline-item-left,
.timeline-item-right {
    position: relative;
    width: 100%;
    padding: 0 1rem;
    text-align: left;
}

.timeline-item-left::before,
.timeline-item-right::before {
    content: "";
    position: absolute;
    top: 0.3rem;
    left: 0;
    border-style: solid;
    border-width: 10px 0 10px 10px;
    border-color: transparent transparent transparent #dc3545;
}

.narrow-container{
    max-width: 720px;
    width: 95%;
}

.skills-bar {
    background-color: #343a40;
    border-radius: 1rem;
    overflow: hidden;
    margin-bottom: 1rem;
}

.skills-bar span {
    display: block;
    height: 1rem;
    border-radius: 1rem;
}

.skill-label {
    margin-bottom: 1rem;
    font-weight: bold;
}

.uni-bg {
    background-image: url('uni_bg.jpg');
    color: #fff;
}

footer p{
    color: #888;
    font-size: 0.8rem;
}

@media (min-width: 992px){
    .banner {
        background-position-x: center;
    }

    .timeline:before {
        left: 50%;
        margin-left: -1px;
    }

    .timeline-item-left,
    .timeline-item-right {
        width: 50%;
        text-align: right;
    }

    .timeline-item-right {
        left: 50%;
        text-align: left;
    }

    .timeline-item-left::before {
        content: "";
        position: absolute;
        top: 0.3rem;
        right: 0;
        border-style: solid;
        border-width: 10px 10px 10px 0;
        border-color: transparent #dc3545 transparent transparent;
    }
}