:root {
  --fixWidth: 0px;
}

iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

.placeholder-svg {
  box-sizing: border-box;
  display:block;
  width: 100%;
  height: auto;
  max-height: 100%;
  pointer-events:none;
}

.mediaVideoWrapper {
  position:relative; 
  max-height:calc(100% - 26px - 0.75em - 0.75em);
  overflow:hidden;
  pointer-events: auto;
  border-radius:5px;
}

.videoWrapWrap {    
    width: 90%;  
    max-width:640px;
	
    max-height:60%;	
    margin-left: auto;
    margin-right: auto;  
    pointer-events: none;
}

.cornerButton {
	position:absolute; 
	top:0px;
	left:0px;
}

.widthFixer {
	position:relative;
	padding-left:var(--fixWidth);
	left: calc(0px - var(--fixWidth));	
}

.titlepanel {
	display:flex; 
	align-items:center; 
	margin:15px 10px 15px 10px;
}

div:focus {
	outline:none;	
}

.controller {
	width:100%;
	padding-bottom:20px;
	max-width:800px;
	margin:0 auto;
}

input::-webkit-outer-spin-button,
input::-webkit-inner-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

/* Firefox */
input[type=number] {
  -moz-appearance: textfield;
}


		.highlight {
			fill: #008B8B;
		}


/*-------------------------------*/

.contentHolder {
  padding:15px;
}

.sidebar {
  position: fixed;
  z-index: 1;
  background-color: white;
  box-shadow: #d4d4d4 0px 0px 7px;
  height: 100%;
  outline: none;  
  display: flex;
  flex-direction: column; 
  padding-left:2px;
  padding-bottom:20px;
}

.aboutpanel {
  position:absolute; 
  bottom:0px;
}

.sidebar a {
    text-decoration: none;
    color: #333 !important;  
}

.sidebar li {
  /*margin-bottom:10px;*/
  padding:10px;
  border-bottom: solid 1px #d4d4d4;
}

.sidebar a:hover {
    color: #888 !important;
}

.rpanel {  
	flex-grow: 1; 
	min-width:250px;
  overflow:auto;   
  resize:both;
  
  width:320px;
  max-width:calc(100vw - 460px);
  display: flex;
  flex-direction: column;
}

.main {  
  padding-left:calc(330px + 20px);
  top:0px;
  padding:20px;
  max-width:920px;
  width: calc(100% - 330px);
  overflow:auto;
}

.media {
  border-radius: 10px;
  margin-top:10px;
  margin-bottom:10px;
  display: block;
  padding-left: 10px;
  padding-right: 10px;
  padding-top: 1px;
  padding-bottom: 1px;
  background-color: #f4f4f4;
}

/*-----------*/

body {
    font-family: Segoe UI, Roboto, Helvetica, sans-serif;  
    line-height: 1.6;
    color: #333;   
    margin:0px;
}

.date-format {
    font-size: 0.8em;
}

button {
  outline: none;
  padding: 5px 10px;
  font-family: Segoe UI, Roboto, Helvetica, sans-serif;  
  color: #333;
  border-radius: 5px;
  border: 0px solid #fff;
  background-color:#f4f4f4;
  font-size:1em;
  cursor: pointer;
}


button:hover:enabled {  
  background-color: white;  
}

h1 {     
    font-family: Segoe UI, Roboto, Helvetica, sans-serif;  
    font-size: 1.5em;
    margin: 0px;
}

h2 {     
    font-family: Segoe UI, Roboto, Helvetica, sans-serif;  
    font-size: 1.2em;
    margin: 0px;
}

h3 {
    font-family: Segoe UI, Roboto, Helvetica, sans-serif; 
    font-size: 1.2em;
    margin-bottom: 0px;
    margin-top: 0px;
    padding-top: 10px;
}

h4 {	
    font-family: Segoe UI, Roboto, Helvetica, sans-serif; 
    font-size: 1em;
    margin-bottom: 0px;
    margin-top: 0px;
}

img {
  /* max-width: 100%;
    max-height: 100%; */
   display: block;
   max-width: 100%;  
   max-height: 640px;
   margin-left: auto;
   margin-right: auto;
}

.caption {
	text-align:center;
	min-width: 150px;	
    	font-size: 0.9em;
	padding-left:40px;
	padding-right:40px;
}

a {
    text-decoration: none;
    color: #888;
}

a:hover {
    color: #333;
}

h1 a {
    color: #333;
}

h2 a {
    color: #333;
}

.ulsidebar {
  padding: 0;
  margin: 0;
  scrollbar-width: thin;
}

h1 a:hover {
    color: #888;
}

h2 a:hover {
    color: #888;
}

/* width */
ul::-webkit-scrollbar {
  width: 6px;
}

/* Track */
ul::-webkit-scrollbar-track {
  background: white; /* #f1f1f1 */
}
 
/* Handle */
ul::-webkit-scrollbar-thumb {
  background: #dfdfdf; /*#d4d4d4;*/ /*#aaa; */
  border-radius: 6px;
}

/* Handle on hover */
ul::-webkit-scrollbar-thumb:hover {
  background: #d4d4d4;
}

@media only screen 
  and (max-device-width: 450px), (max-device-height: 450px) { 

  body, html {
    height:100%;
    font-size:14px;
  }
    
  .main {    
    position: fixed;
    margin-left: 0px;
    padding-left:20px;
    width: 100vw;
    height: 100%;
    overflow:auto;
	  
  box-sizing:border-box; 
	  
  }
	  
   .outersidebar{
     
    scroll-snap-type: x mandatory;
    scroll-snap-stop: normal;
     
     width:100vw;
     height:100%;
     z-index:1;
     position:fixed;
     overflow:auto;
    pointer-events:none;
    }
    
  .sidebar {
    position: absolute;
    box-shadow: none;
    background-color: initial;
    padding:0px;
    pointer-events:none;
    width: 175vw;  
    height:100%;
  }    

  .rpanel {	
    scroll-snap-align: start;
    width: 75vw;
    height:100%;
    resize:initial;
    max-width:initial;
    box-shadow: #d4d4d4 0px 0px 7px; 
    background-color: white;
    pointer-events:auto;
  }
    
    .sidebartab {
    scroll-snap-align: start;
     position: absolute;
      width: 35px;
      height:100%;
      pointer-events:auto;
      left:75vw;
    }    
    
  .aboutpanel {
    bottom:15px;
  }
    
  .contentHolder {	  
     padding:0px;
     min-height:125vh;
  }

  ::-webkit-scrollbar {
    height: 0px;
  }
	  	
.mjx-chtml, .MathJax_CHTML {
	overflow-y: visible;
	overflow-x:auto;
  	scrollbar-width: none;
}  

	  
}