html, body, div, span, applet, object, iframe,
h1, h2, h3, h4, h5, h6, p, blockquote, pre,
a, abbr, acronym, address, big, cite, code,
del, dfn, em, img, ins, kbd, q, s, samp,
small, strike, strong, sub, sup, tt, var,
b, u, i, center,
dl, dt, dd, ul, li,
fieldset, form, label, legend,
table, caption, tbody, tfoot, thead, tr, th, td,
article, aside, canvas, details, embed, 
figure, figcaption, footer, header, hgroup, 
menu, nav, output, ruby, section, summary,
time, mark, audio, video {
	margin: 0;
	padding: 0;
	border: 0;
	font-size: 100%;
	font: inherit;
	vertical-align: baseline;
}
/* HTML5 display-role reset for older browsers */
article, aside, details, figcaption, figure, 
footer, header, hgroup, menu, nav, section {
	display: block;
}
body {
	line-height: 1;
   
}
ul {
	list-style: none;
}
blockquote, q {
	quotes: none;
}
blockquote:before, blockquote:after,
q:before, q:after {
	content: '';
	content: none;
}
table {
	border-collapse: collapse;
	border-spacing: 0;
}

/*reset code ends*/

html, body {
    max-width: 100%;
    overflow-x: hidden;
}

#title-container {
    margin:6em 25vw 0 25vw;
}

#visually-understanding {
    font-size: 1.6em;
    font-family: 'Lato', serif;
    font-weight: 500;
    color : #BABABA;
    letter-spacing: 0.025em;
    line-height: 1.2em;
}

#title {
    font-size: 5em;
    font-family: 'EB Garamond', serif;
    font-weight: 700;
    line-height: 1.2em;
}

/* top banner */

#top-banner {
    width:100vw;
    margin: 2em 0 2em 0;
    background-color: #CCD7E3;
    /* border:1px solid black; */
}

/* #row-flex-banner {
    display:flex;
    flex-direction: row;
    width:3840px;
}

#both-strips-2 {
    left:1920px;
    position:relative;
}

#both-strips, #both-strips-2 {
    display:flex;
    flex-direction: column;
    justify-content: space-between;
    height:30em;
    position:relative;
} */

#both-strips {
    display:flex;
    flex-direction: column;
    justify-content: space-between;
    height:30em;
    position:relative;
}

#stars-div {
    background: url(Assets/SVGs/stars.svg) repeat;
    animation: wave 24s linear infinite;
    position:absolute;
    height:30em;
    width:7680px;
    z-index: 0;
}

/* #top-strips, #bottom-strips {
    display: inline-block;
    position:relative;
    bottom:0;
} */

#top-strips, #bottom-strips {
    display: inline-block;
    position:relative;
}

#bottom-strips {
    bottom:0;
}

#banner-blue-2-top, #banner-blue-3-top, #banner-white-top, #banner-blue-2-bottom, #banner-blue-3-bottom, #banner-white-bottom {
    position:absolute;
    height:149.671px;
    width:100vw;
}

#banner-blue-2-top {
    background: url(Assets/SVGs/top-dark-blue.svg) repeat-x;

    z-index: 1;
    width: 7680px;    
    animation: wave 16s linear infinite;
}

#banner-blue-3-top {
    background: url(Assets/SVGs/top-light-blue.svg) repeat-x;
    z-index:2;

    width: 7680px;    
    animation: wave 10s linear infinite;
}

#banner-white-top {
    background: url(Assets/SVGs/top-white.svg) repeat-x;
    z-index:3;

    width: 7680px;    
    animation: wave 7s linear infinite;
}

#banner-blue-2-bottom {
    background: url(Assets/SVGs/bottom-dark-blue.svg) repeat-x;
    background-position: bottom;
    bottom:0;
    position:absolute;
    display:flex;
    flex-direction: column;
    justify-content: flex-end;

    width: 7680px;    
    animation: wave 16s linear infinite;
}

#banner-blue-3-bottom {
    background: url(Assets/SVGs/bottom-light-blue.svg) repeat-x;
    background-position: bottom;
    z-index:2;
    bottom:0;
    position:absolute;
    display:flex;
    flex-direction: column;
    justify-content: flex-end;

    width: 7680px;    
    animation: wave 10s linear infinite;
}

#banner-white-bottom {
    background: url(Assets/SVGs/bottom-white.svg) repeat-x;
    background-position: bottom;
    z-index:3;
    bottom:0;
    position:absolute;
    display:flex;
    flex-direction: column;
    justify-content: flex-end;

    width: 7680px;    
    animation: wave 7s linear infinite;
}

@keyframes wave {
    0% {
      margin-left: 0;
    }
    100% {
      margin-left: -1920px;
    }
}

/* rocket */

#banner-rocket {
    height:100px;
    width:100px;
    margin:0 auto;
    display:flex;
    align-items: center;
    justify-content: center;
}

#rocket-png-banner {
    height:auto;
    width:350px;
    user-select: none;
        -moz-user-select: none;
        -khtml-user-select: none;
        -webkit-user-select: none;
        -o-user-select: none;
        z-index: 5;

        image-rendering: -moz-crisp-edges; /* Firefox */
        image-rendering: -o-crisp-edges; /* Opera */
        image-rendering: -webkit-optimize-contrast; /* Webkit (non-standard naming) */
        image-rendering: crisp-edges;
        -ms-interpolation-mode: nearest-neighbor; /* IE (non-standard property) */
}

#banner-fire-trail {
    position:absolute;
    top:232px;
    right:57%;
    z-index: 2;
}

#banner-fire-circle {
    position:absolute;
    top:226px;
    right:56.25%;
    z-index: 1;
}

/* top banner ends */

/* top banner slider */

#top-banner-slider {
    display:flex;
    justify-content: center;
    margin:-1em 0 4em 0;
    z-index:10;
}

#top-banner-range {
    appearance: none;
    -webkit-appearance: none;
    width: 10vw;
    height: 6px;
    border-radius: 5px;  
    background: #E6E6E7;
    outline: none;
    z-index: 5;
  }
  
  #top-banner-range::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 15px;
    height: 15px;
    border-radius: 50%; 
    background: #FE6600;
    border: 1.5px solid white;
    cursor: pointer;
  }
  
  #top-banner-range::-moz-range-thumb {
    width: 15px;
    height: 15px;
    border-radius: 50%;
    background: #FE6600;
    cursor: pointer;
  }

/* slider ends */

#abstract, #footnotes, #references, #contributions {
    margin:0 25vw 8em 25vw;
}

#abstract-text {
    font-size:1.2em;
    font-family: 'Roboto', sans-serif;
    line-height: 1.4em;
    padding:0 0 2.5em 0;
    border-bottom:2px solid #E6E6E6;
}

#name {
    /* width:28em; */
    border-right:2px solid #E6E6E6;
    text-align:right;
    padding:0 1em 0 0;
}

#date {
    padding:0 0 0 1em;
}

#abstract li:nth-child(1) {
    padding:0 0 0.5em 0;
}

#abstract-bottom-div {
    padding:1em 0 0 0;
    display:flex;
    justify-content: center;
}

#abstract li {
    color: #BABABA;
    font-size: 1em;
    font-family: 'Lato', sans-serif;
}

/* left and right containers */

.left-aligned-container, .right-aligned-container {
    display:flex;
}

.left-aligned-container {
    margin:0 0 0 25vw;
	overflow : auto;
}

.right-aligned-container {
    justify-content: right;
    margin:0 25vw 0 0;
	overflow : auto;
}

.left-aligned-text, .right-aligned-text {
    width:21em;
    opacity : 0.2;
	overflow : auto;
}

.left-aligned-viz, .right-aligned-viz {
    /* border:1px solid #E0E2E3; */
    /* background-color: #F6F8F9; */
    height: 22em;
    width:50%;
    position:absolute;
    box-sizing: border-box;

    display:flex;
    justify-content: center;
    align-items: center;

    z-index: 0;

    font-family: 'Roboto', sans-serif;
}

.left-aligned-viz {
    margin:0 25em 2em 25em;
}

.right-aligned-viz {
    margin:0 25em 2em 5em;

}

.h1-big {
    font-size: 2.5em;
    font-family: 'EB Garamond', serif;
    font-weight: 600;
    padding:0 0 0.3em 0;
    border-bottom: 2px solid black;
}

.h1-small {
    font-size: 2em;
    font-family: 'EB Garamond', serif;
    font-weight: 600;
    padding:0 0 0.3em 0;
    border-bottom: 2px solid black;
}

.paragraphs {
    font-size: 1em;
    font-family: 'Roboto', sans-serif;
    line-height: 1.5em;
    padding:1.8em 0 9em 0;
}

.simultaneous, .accelerate, .light-move {
    display:flex;
    flex-direction:column;
    justify-content: center;
    align-items: center;
    padding:0 0 10em 0;
    height:100vh;
}

#what-is, #question-mark, #lets, #how-does, #move {
    font-size: 5vw;
    font-family: 'Lato', "sans-serif";
    font-weight:100;
    color: #888888;
    opacity: 0.6;
}

#question-mark, #move {
    margin-top:-0.85em;
}

/* #simultaneous-colored, #accelerate-colored, #light-colored {
    font-size: 8vw;
    font-family: 'Lato', "sans-serif";
    font-weight:900;
    margin:0.4em 0;
    letter-spacing: 0.2em;
    background-image: url("Assets/color-clip.png");
    -webkit-text-fill-color: transparent;
    -webkit-background-clip: text;
} */

#accelerate-colored {
    font-style: italic;
    padding:0 1em;
}

.photon-tube {
    margin:5em 7vw 14em 7vw;
}

.photon-tube-title {
    font-size: 3.5em;
    font-family: 'Lato', 'sans-serif';
    color:#747474;
    letter-spacing: 0.12em;
}

.photon-tube-content {
    display:flex;
    margin:6em 0 0 0;
}

.photon-tube-text {
    width:24em;
    font-size: 1em;
    font-family: 'Roboto', sans-serif;
    line-height: 1.5em;
}

.photon-tube-para {
    padding:0 0 3em 0;
}

.photon-tube-viz {
    border:1px solid #E0E2E3;
    background-color: #F6F8F9;
    height:46em;
    width:75%;
    margin: 0 0 0 4em;
    padding:2em 0 0 0;
    display:flex;
    justify-content: center;

    font-family: 'Roboto', sans-serif;
    font-size:14px;
}

/* visualisations divs */

#sticky-viz-1 {
    padding:0 2em;
    background-color: white !important;
}

#light-propagation-svg {
    width:11201.81px;
    height:20em;
    background: url(Assets/SVGs/light-propagation-png.png) repeat-x;
    background-position: left center;
    background-size: 1500px;
    z-index: -1;

    display:flex;
    justify-content: space-between;

    animation: wave2 50s linear infinite;
    transform : translate3d(0,0,0);
}

#light-prop-left-rect {
    width:2em;
    height:100%;
    background-color: white;
    box-shadow: 0 0 50px 60px rgb(255, 255, 255);
}

#light-prop-right-rect {
    width:2em;
    height:100%;
    background-color: white;
    box-shadow: 0 0 50px 60px rgb(255, 255, 255);

}

@keyframes wave2 {
    0% {
      /* margin-left: 0; */
      background-position: 0 center;
    }
    100% {
      /* margin-left: -5600.9px; */
      background-position: -5600.9px center;
    }
}


/* sticky viz 5 photon plank through time */

#sticky-viz-5 {
    display:flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: flex-end;
    height : 32em;
}

#slider-plank {
    width:50%;
}

/* sticky viz 8- moving rocket */

#sticky-viz-8 {
    display:flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding:0;

    height:40em;
}

/* rotating disc sticky viz 11 */

#sticky-viz-11 {
    display:flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding:0;
    height:36em;
}

/* sticky viz 21 light bending */

#sticky-viz-21 {
    display:flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding:2em 0 0 0;
    height:30em;
}

#reload-button-lightbending, #reload-button {
    margin:0 0 1.5em 0;
    font-size: 1em;
    font-family: 'Roboto';
    font-weight: 300;
    background-color: #e0e0e0;
    padding:6px;
    border-radius: 7px;

    user-select: none;
        -moz-user-select: none;
        -khtml-user-select: none;
        -webkit-user-select: none;
        -o-user-select: none;
}

/* sticky viz 20 space warp */

#sticky-viz-20 {
    display:flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding:2em 0 0 0;
    height:43em;
}

#embedding-mass-warp {
    position:relative;
}

#embedding-time-warp {
    position: relative;
}

#pinned-container-20 .right-aligned-text .paragraphs {
    margin:0 0 20em 0;
}

.label-spacetime, .label-spacespace {
    font-family: 'Roboto';
    font-size: 0.8em;
    color:#747474;
}

/* embedding of different masses sticky viz 18 */

#sticky-viz-18 {
    display:flex;
    flex-direction: column;
    height:44em;
    justify-content: flex-start;
    align-items: center;
    padding:2em 0 0 0;
}

#embedding-mass-slider-label, #embedding-radius-slider-label {
    font-family: 'Roboto';
    font-size: 1em;
    position: absolute;
}

#slider-mass, #slider-radius {
    display:flex;
}

#embedding-mass {
    position:relative;
}

#embedding-dual {
    position:relative;
}

.label-shwarzchild-radius {
    font-family: 'Roboto';
    font-size: 0.8em;
    color:#747474;
}

.label-shwarzchild-radius-dynamic {
    font-family: 'Roboto';
    font-size: 1em;
    background-color: #e0e0e0;
    padding:3px;
    border-radius: 7px;
    font-weight: 500;
}

.label-event-horizon, .label-event-horizon-2 {
    font-family: 'Roboto';
    font-size: 0.9em;
    background-color: #f3f3f3;
    padding:3px;
    border-radius: 7px;
    font-weight: 400;
}

/* gravity in embeddings sticky-viz-17 */

#sticky-viz-17 {
    display:flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding : 2em 0 0 0;
    height:32em;
}

/* pinned container 16 geodesics */

#sticky-viz-16 {
    display:flex;
    flex-direction: column;
    justify-content: flex-start;
    align-items: center;
    padding : 2em 0 0 0;
    height:30em;
}

#pinned-container-16 .left-aligned-text .paragraphs {
    margin:0 0 12em 0;
}

#embedding-geodesics {
    position: relative;
}

.label-dilation {
    font-family: 'Roboto';
    font-size: 0.8em;
    font-weight: 400;
}

/* bottom bar */

#bottom-bar {
    width:100vw;
    height:16em;
    margin:12em 0 0 0;
    background-color: #FAFAFA;
    border: 1px solid #E1E1E1;
    text-align:center;
}

/* images */

#sticky-viz-6 {
    display:flex;
    align-items: flex-start;
}

#spacetime-are-one {
    /* padding:0 28%; */
    width:100%;
    max-width:420px;
}

#moves-at-c {
    padding:3em 0 0 0;
    width:100%;
    max-width:400px;
}

#light-cones {
    /* padding:1em 15%; */
    width:100%;
    max-width:700px;
}

#sticky-viz-10 {
    display: flex;
    align-items: flex-start;
    justify-content: center;
}

#equivalence {
    height:30em;
}

#straight-lines {
    /* padding:0 10%; */
    width:100%;
    max-width:700px;
}

#sticky-viz-13 {
    display: flex;
    align-items: flex-start;
    height:35em;
}

#mass-curves {
    /* padding:0 20%; */
    width:100%;
    max-width:650px;
}

#pinned-container-13 .left-aligned-text .paragraphs {
    margin:0 0 13em 0;
}

#sticky-viz-14 {
    display: flex;
    align-items: flex-start;
}

#worldlines-apple {
    /* padding:0 15%; */
    padding-top : 5em;
    width:100%;
    max-width:800px;
}

#embeddings-rolled {
    /* padding:0 10%; */
    width:100%;
    max-width:800px;
}

#sticky-viz-15 {
    display: flex;
    align-items: flex-start;
}

#pinned-container-15 .left-aligned-text .paragraphs {
    margin:0 0 3em 0;
}

#sticky-viz-19 {
    display: flex;
    align-items: flex-start;
}

#embeddings-light {
    /* padding:0 28%; */
    width:100%;
    max-width:450px;
}

#rocket-light {
    /* padding:0 10%; */
    width:100%;
    max-width: 700px;
}

#plank-no-time {
    /* padding:0 10%; */
    width:100%;
    max-width:850px;
}

#ref-frame-img {
	/* padding:0 10%; */
    width:100%;
    max-width:800px;
}

/* bottom bar */

#bottom-bar {
    padding:4em 25vw 8em 25vw;
    /* padding:4em 0 0 0; */
}

#bottom-bar p {
    font-size:1em;
    font-family: 'Roboto', sans-serif;
    font-weight: 300;
}

#bottom-bar #thicker {
    font-weight:500;
}

#bottom-bar a, #references a, #contributions a {
    text-decoration: none;
}

/* footnotes */

#footnotes, #references, #contributions {
    font-size: 0.9em;
    font-family: 'Roboto', sans-serif;
    line-height: 1.5em;
    padding:1.8em 0 0 0;
    margin-top:3em;
}

#footnotes li, #references li, #contributions li {
    padding:0 0 1em 0;
}

#footnotes .paragraphs, #references .paragraphs, #contributions .paragraphs {
    padding:2em 0 0 0;
}

#footnotes .h1-big, #references .h1-big, #contributions .h1-big {
    padding:0 0 0.4em 0;
}

sup {
    font-size: 0.75em;
    color:rgb(175, 175, 175);
}

/* video */

.video-container video {
    width:100%;
    display: block;
    z-index: -1;
    border:1px solid black;
}

#simultaneous-colored, .video-container svg {
    font-size: 8vw;
    font-family: 'Lato', "sans-serif";
    font-weight:1000;
    /* margin:0.4em 0; */
    letter-spacing: 0.2em;
    position: absolute;

    /* height:100%;
    width:100%; */

    /* display: flex;
    align-items: center;
    justify-content: center; */
    /* mix-blend-mode:difference; */
}

#mask text, #mask2 text, #mask3 text {
    text-anchor: middle;
}

#mask2 text {
    font-style: italic;
}

.video-container svg {
    position: absolute;
    top:50%;
    left:50%;
    transform : translate(-50%, -50%);
}

.video-container {
    display:flex;
    justify-content: center;
    position:relative;
    align-items: center;
    width:83%;
    margin:2.5em 0 0 0;
}

/* media queries */

@media(max-width : 1650px) {
    .left-aligned-container {
        margin:0 0 0 20vw;
    }
    
    .right-aligned-container {
        margin:0 20vw 0 0;
    }
}

@media (max-width : 1500px) {
    #title-container {
        margin:5em 18vw 0 18vw;
    }
    #visually-understanding {
        font-size: 1.2em;
        line-height: 1em;
    }
    
    #title {
        font-size: 4em;
    }
    #abstract, #footnotes, #references, #contributions {
        margin:0 18vw 8em 18vw;
    }

    #bottom-bar {
        padding:4em 18vw 8em 18vw;
        /* padding:4em 0 0 0; */
    }

    /* left and right containers */

    .left-aligned-container {
        margin:0 0 0 16vw;
    }
    
    .right-aligned-container {
        margin:0 16vw 0 0;
    }
    
    .left-aligned-text, .right-aligned-text {
        width:18em;
    }
    
    .left-aligned-viz, .right-aligned-viz {
        height: 22em;
        width:60%;
    }
    
    .left-aligned-viz {
        margin:0 25em 2em 21em;
    }
    
    .right-aligned-viz {
        margin:0 21em 2em 5em;
    
    }
    
    .simultaneous, .accelerate, .light-move {
        display:flex;
        flex-direction:column;
        justify-content: center;
        align-items: center;
        padding:0 0 10em 0;
        height:90vh;
    }
    
    #what-is, #question-mark, #lets, #how-does, #move {
        font-size: 4vw;
    }
    
    #simultaneous-colored, #accelerate-colored, #light-colored {
        font-size: 7vw;
    }

    /* photon plank through time */

    #slider-plank {
        width:65%;
    };

}

@media(max-width:1350px) {
	.left-aligned-container {
        margin:0 0 0 10vw;
    }
    
    .right-aligned-container {
        margin:0 10vw 0 0;
    }	
}


@media(max-width:1260px) {
	.left-aligned-container {
        margin:0 0 0 4vw;
    }
    
    .right-aligned-container {
        margin:0 4vw 0 0;
    }	
}

@media(max-width:1170px) {
	.left-aligned-container {
        margin:0 0 0 1vw;
    }
    
    .right-aligned-container {
        margin:0 1vw 0 0;
    }	
}

/* best viewed */

#best-viewed {
    position:fixed;
    top:70vh;
    z-index : 50;
    text-align:center;
    margin:0 0 0 50vw;
    width:70vw;
    transform:translate(-50%,0);
    font-size:24px;
    font-weight:600;
    font-family: 'Roboto', sans-serif;
    background-color:rgb(44, 44, 44);
    color:rgb(230, 230, 230);
    padding:1em 1.5em;
    border-radius: 1.5em;
    box-shadow: 0 8px 15px rgba(128, 128, 128, 0.75);

    display:none;
}

@media(max-width:950px) {
    #best-viewed {
        display:block;
    }
}