body,
html {
  font-family: helvetica, arial, sans-serif;
  background: #000;
}

a, a:active, a:hover, a:visited {
  color:white;
}

h1 {
  font-size: 20px;
  font-weight: 300;
  text-align: right;
}

#wrapper {
  box-sizing: border-box;
  width: 822px;
  margin: 0 auto;
  padding: 10px 10px 20px;
  border: 2px solid green;
  border-radius: 10px;
  background: #344;
  color: #fff;
}

#data_wrap {
  display: flex;
  column-gap: 20px;
}

#data_wrap>div {
  width: 50%;
}

#data_wrap textarea {
  width: 360px;
  resize: none;
  color: lightGreen;
  background: black;
  border: 0 none;
  height:140px;
}
#data_wrap textarea:focus {
  outline: 1px solid lightgreen;
}

#wave_output {
  margin:0;
  padding: 3px;
  background: #000;
  min-height:140px;
  color: lightgreen;
}

#wrapper label {
  font-size: 12px;
  text-transform: uppercase;
}

#controls {
  padding: 5px 0 10px;
  margin: 0;
  display: flex;
  align-items: center;
}

#wave_wrap {
  position: relative;
}

#wave_graph {
  margin-bottom: 0;
  display: block;
}

#wave_adjust {
  display: flex;
  width: 800px;
  margin-top: 0;
  padding: 0;
  height: 17px;
}

#wave_adjust input {
  width: 49px;
  padding: 2px 3px;
  box-sizing: border-box;
  border: 0;
  background: green;
  text-align: left;
  font-size: 12px;
  color: white;
  margin: 0 1px 0 0 !important;
  display: inline-block;
  -moz-appearance: textfield;
  text-align:center;
}

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

#point_numbers {
  display: flex;
  width: 800px;
}

#point_numbers > div {
    width: 49px;
    text-align:center;
    padding: 3px;
    font-size: 11px;
    border-right:1px solid black;
    border-bottom: 1px solid black;
    border-radius: 0 0 4px 4px;
    background: rgba(255,255,255,0.15);
    opacity: 0.65;
}


#wave_sliders {
  position: absolute;
  top: 0px;
  left: -2.5px;
  display: flex;
  width: 800px;
  height: 205px;
  display:none;
}

#wave_sliders input[type=range] {
    -webkit-appearance: none;
  appearance: none;
/*  writing-mode: vertical-lr;
  direction: rtl;
  appearance: slider-vertical;*/
  width: 205px;
  padding: 0;
  height: 0;
/*  vertical-align: bottom;*/
  background: transparent;
  position: absolute;
  bottom: 0;
  cursor: pointer;
  overflow:visible;
  transform-origin: top left;
  transform: rotate(-90deg);
}

/* Removes default focus */
#wave_sliders input[type="range"]:focus {
  outline: none;
}

/******** Chrome, Safari, Opera and Edge Chromium styles ********/
/* slider track */
#wave_sliders input[type="range"]::-webkit-slider-runnable-track {
  background-color: transparent;
  border-radius: 0;
  height: 0px;
}

/* slider thumb */
#wave_sliders input[type="range"]::-webkit-slider-thumb {
  -webkit-appearance: none; /* Override default look */
  appearance: none;
  margin-top: -2.5px; /* Centers thumb on the track */
  background-color: #00ff00;
  background: #00fff00;
  border-radius: 50%;
  height: 5px;
  width: 5px;
  padding:0;
}

#wave_sliders input[type="range"]:focus::-webkit-slider-thumb {
  outline: 1px solid #00ff00;
  outline-offset: 1px;
}

/*********** Firefox styles ***********/
/* slider track */
#wave_sliders input[type="range"]::-moz-range-track {
  background-color: transparent;
  border-radius: 0;
  height: 0px;
}

/* slider thumb */
#wave_sliders input[type="range"]::-moz-range-thumb {
  background-color: #00ff00;
  border: none; /*Removes extra border that FF applies*/
  border-radius: 50%;
  height: 5px;
  width: 5px;
  padding:0;
}

#wave_sliders input[type="range"]:focus::-moz-range-thumb{
  outline: 1px solid #00ff00;
  outline-offset: 1px;
}



.gridline {
  stroke: white;
  fill: none;
  stroke-width: 1;
  stroke-opacity: 50%;
  stroke-dasharray: 2 2;
}

#wave_path {
  stroke: green;
  stroke-width: 2;
  fill: none;
}

#wave_info {
  display: inline-block;
  font-size: 12px;
  padding: 0 10px;
}

#notes {
  font-size:14px;
  line-height: 1.5;
}

#notes h2 {
  font-weight:300;
  display:inline-block;
  padding:0;
  margin:0;
}

details {
  margin: 8px ;
  padding:8px;
  border: 1px solid rgba(255,255,255,0.5);
  border-radius: 6px;
}

summary {
  cursor: pointer;
}

details>div{
  padding: 20px;
}

.inline-code {
  display:inline-block;
  padding: 0 3px;
  background: #111;
  border-radius: 3px;
}

#starters {
  margin: 10px 0 20px;
}