body {
    margin: 0;
    padding: 0;
    background-color: #242437;
}

#timeline {
    display: block;
}

#header {
    background: url('https://www.lamresearch.com/wp-content/themes/lam-research/assets/images/timeline/header_top3.png');
    background-position: 50% 0%;
    height: 175px;
    z-index: 100;
    position: relative;
}

#header #logo {
    width: 300px;
    margin: 0 auto;
    padding-top: 25px;
    display: block;
}

#center_line {
    width: 3px;
    background: #fff;
    margin: 0 auto;
    position: absolute;
    z-index: 0;
    top: 45%;
}

#center_point {
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    height: 20px;
    width: 20px;
    background: #fff;
    position: relative;
    margin: 0 auto;
}

#wrapper {
    background: url('https://www.lamresearch.com/wp-content/themes/lam-research/assets/images/timeline/bg_texture.png');
    background-size: contain;
}

#footer {
    background: url('https://www.lamresearch.com/wp-content/themes/lam-research/assets/images/timeline/footer.png') no-repeat;
    background-position: 50% 0%;
    padding: 200px 0;
    margin-top: 250px;
    z-index: 1;
}

#footer h3 {
    
    color: #dbdbdb;
    display: block;
    font-size: 27px;
    font-weight: 300;
    margin-bottom: 10px;
    text-align: center;
}

#footer h4 {
    
    color: #dbdbdb;
    list-style-type: none;
    font-size: 18px;
    font-weight: 300;
    padding: 0;
    margin: 20px 0;
    text-align: center;
}

#footer a {
    color: #dbdbdb;
    text-decoration: underline;
}

#footer .section {
    width: 50%;
}

#footer_line {
    width: 3px;
    background: -moz-linear-gradient(top, rgba(219, 219, 219, 1) 0%, rgba(219, 219, 219, 0) 100%);
    background: -webkit-linear-gradient(top, rgba(219, 219, 219, 1) 0%, rgba(219, 219, 219, 0) 100%);
    background: linear-gradient(to bottom, rgba(219, 219, 219, 1) 0%, rgba(219, 219, 219, 0) 100%);
    filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#dbdbdb', endColorstr='#00dbdbdb', GradientType=0);
    margin: 0 auto;
    position: absolute;
    z-index: 0;
}

ul#social {
    list-style-type: none;
    margin: 10px auto 0;
    display: block;
    width: 272px;
    text-align: center;
    padding: 0;
}

ul#social li {
    float: left;
    margin: 0 10px;
    display: inline-block;
}

ul#social li img {
    width: 48px;
}

@media screen and (max-width: 768px) {
    #footer h3 {
        font-size: 18px;
    }

    #footer h4 {
        font-size: 14px;
    }

    #footer .section {
        width: 90%;
    }
}

#watermark {
    position: fixed;
    bottom: 5%;
    right: 5%;
    width: 150px;
}

#bottom {
    position: fixed;
    bottom: 0;
}

#intro {
    width: calc(50% - 100px);
    padding: 0 50px 400px;
    margin-top: 50px;
}

#intro h2 {
    color: #6CE3C6;
    font-weight: 400;
    font-size: 36px;
}

#intro p {
    color: #fff;
        font-size: 17px;
}

#logo {
    width: 40%;
}

#arrow_down {
    display: block;
    width: 64px;
    position: fixed;
    bottom: 10%;
    left: 50%;
}

#arrow_up {
    display: block;
    position: relative;
    width: 64px;
    bottom: 0;
    left: 10%;
    z-index: 100;
}

#arrow_up:hover {
    cursor: pointer;
}

.section {
    width: 75%;
    margin: 0 auto;
}

@media screen and (max-width: 768px) {
    .section {
        width: 90%;
    }

    #watermark {
        width: 75px;
    }

    #intro {
        width: calc(50% - 40px);
        padding: 0 20px 400px;
    }

    #intro h2 {
        font-size: 22px;
    }

    #intro p {
        font-size: 13px;
    }

    #logo {
        width: 75%;
    }

    #arrow_down {
        width: 32px;
        left: 50%;
    }
}

.left {
    float: left;
    position: relative;
    width: 50%;
}

.right {
    float: right;
    position: relative;
    width: 50%;
}

.mtop {
    margin-top: 150px;
}

.ptop {
    padding-top: 50px;
}

.ptop-small {
    padding-top: 25px;
}

.timeline-item .point {
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    height: 20px;
    width: 20px;
    background: #dbdbdb;
    position: relative;
    display: block;
    top: 5px;
}

.left .timeline-item .point {
    left: calc(100% - 10px);
}

.right .timeline-item .point {
    left: calc(0% + -10px);
}

.clear {
    clear: both;
}

.timeline-item {
    margin-bottom: 150px;
    min-height: 125px;
    width: 100%;
}

.timeline-item p {
    color: #6CE3C6;
    
    font-size: 18px;
}

.timeline-item .event b {
    }

b.year {
    color: #fff;
}

b.milestone {
    font-size: 22px;
}

@media screen and (max-width: 768px) {
    .timeline-item p {
        font-size: 14px;
    }

    b.milestone {
        font-size: 17px;
    }

    .timeline-item .point {
        top: -2px;
        width: 10px;
        height: 10px;
    }

    .left .timeline-item .point {
        left: calc(100% - 5px);
    }

    .right .timeline-item .point {
        left: calc(0% + -5px);
    }
}

.right .timeline-item {
    float: right;
    clear: both;
}

.left .timeline-item {
    text-align: left;
    float: left;
    clear: both;
}

#pulse {
    width: 10px;
    height: 10px;
    margin: 0 auto;
    border: 5px solid #6CE3C6;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    background-color: #6CE3C6;
    z-index: 10;
    position: relative;
    top: -37px;
}

#ball {
    border: 10px solid #6CE3C6;
    background: transparent;
    -webkit-border-radius: 50%;
    -moz-border-radius: 50%;
    border-radius: 50%;
    height: 35px;
    width: 35px;
    margin: 0 auto;
    -webkit-animation: pulse 2s ease-out;
    -moz-animation: pulse 2s ease-out;
    animation: pulse 2s ease-out;
    -webkit-animation-iteration-count: infinite;
    -moz-animation-iteration-count: infinite;
    animation-iteration-count: infinite;
    z-index: 1;
    opacity: 0;
}

#pulse_ball {
    display: block;
    position: fixed;
    left: 50%;
    z-index: 25;
    top: 42%;
}

@-moz-keyframes pulse {
    0% {
        -moz-transform: scale(0);
        opacity: 0.0;
    }
    25% {
        -moz-transform: scale(0);
        opacity: 0.1;
    }
    50% {
        -moz-transform: scale(0.1);
        opacity: 0.3;
    }
    75% {
        -moz-transform: scale(0.5);
        opacity: 0.5;
    }
    100% {
        -moz-transform: scale(1);
        opacity: 0.0;
    }
}

@-webkit-keyframes "pulse" {
    0% {
        -webkit-transform: scale(0);
        opacity: 0.0;
    }
    25% {
        -webkit-transform: scale(0);
        opacity: 0.1;
    }
    50% {
        -webkit-transform: scale(0.1);
        opacity: 0.3;
    }
    75% {
        -webkit-transform: scale(0.5);
        opacity: 0.5;
    }
    100% {
        -webkit-transform: scale(1);
        opacity: 0.0;
    }
}

h3.decade {
    border-bottom: 2px #dbdbdb dashed;
    display: block;
    width: 100%;
        color: #dbdbdb;
    font-size: 28px;
    padding-left: 1%;
    margin-bottom: 75px;
}

h4.year {
    border-bottom: 1px #fff solid;
    display: block;
        color: #fff;
    font-size: 22px;
    text-align: right;
    margin-bottom: 50px;
    width: 100px;
    font-weight: 200;
}

.timeline-item .event {
    width: 30%;
}

.timeline-item .event_line {
    overflow: hidden;
    width: 70%;
}

@media screen and (max-width: 768px) {
    .timeline-item .event {
        width: 50%;
    }

    .timeline-item .event_line {
        width: 50%;
    }

    h3.decade {
        font-size: 20px;
    }

    h4.year {
        font-size: 16px;
    }
}

.timeline-item .event img {
    z-index: 1;
    max-height: 250px;
    max-width: 100%;
}

.timeline-item .event_line img {
    z-index: 0;
    display: block;
}

.left .timeline-item .event {
    float: left;
}

.left .timeline-item .event img {

}

.left .timeline-item .event p {
    margin: 10px 0;
}

.left .timeline-item .event_line {
    float: right;
}

.left .timeline-item .event_line img {
    width: 100%;
}

.right .timeline-item .event {
    float: right;
}

.right .timeline-item .event img {

}

.right .timeline-item .event p {
    margin: 10px 0;
}

.right .timeline-item .event_line {
    float: left;
}

.right .timeline-item .event_line img {
    width: 100%;
    float: right;
}

.up {
    margin-bottom: 0;
}

.up .event_line {
    position: absolute;
    bottom: 0;
}

.left .up .event_line {
    right: 0;
}

.right .up .event_line {
    left: 0;
}

.up .point {
    position: absolute;
    bottom: 22px;
    top: auto;
}

@media screen and (max-width: 768px) {
    .up .point {
        bottom: 15px;
    }

    .ptop, .ptop-small {
        padding-top: 0;
    }
}

.bounce {
    -webkit-animation: bounce 2s infinite;
    animation: bounce 2s infinite;
}

/* Scroll down indicator (bouncing) */
@-webkit-keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        -webkit-transform: translateY(0);
    }
    40% {
        -webkit-transform: translateY(-30px);
    }
    60% {
        -webkit-transform: translateY(-15px);
    }
}

@-moz-keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        -moz-transform: translateY(0);
    }
    40% {
        -moz-transform: translateY(-30px);
    }
    60% {
        -moz-transform: translateY(-15px);
    }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        -webkit-transform: translateY(0);
        -moz-transform: translateY(0);
        -ms-transform: translateY(0);
        -o-transform: translateY(0);
        transform: translateY(0);
    }
    40% {
        -webkit-transform: translateY(-30px);
        -moz-transform: translateY(-30px);
        -ms-transform: translateY(-30px);
        -o-transform: translateY(-30px);
        transform: translateY(-30px);
    }
    60% {
        -webkit-transform: translateY(-15px);
        -moz-transform: translateY(-15px);
        -ms-transform: translateY(-15px);
        -o-transform: translateY(-15px);
        transform: translateY(-15px);
    }
}