:root {
  --calc-color: rgba(0, 94, 31, 0.5);
  --mark-color: rgba(0, 45, 150, 0.5);
  --button-color: rgba(195, 0, 0, 0.5);
  --row-color: rgba(126, 0, 123, 0.5);
  --hover-color: rgb(215, 215, 215);
  --active-color: rgb(187, 187, 187);
}

* {
  box-sizing: border-box;
}

body {
  font-family: verdana, san-serif;
  margin: 0;
}

#sidebar {
  height: 100%;
  width: 350px;
  background-color: white;
  position: fixed!important;
  z-index: 1;
  overflow: auto;
  padding: 0;
  box-shadow:0 2px 5px 0 rgba(0,0,0,0.16),0 2px 10px 0 rgba(0,0,0,0.12);
  animation:animateleft 0.4s;
}

@keyframes animateleft {
  from{left:-350px;opacity:0} to{left:0;opacity:1}
}

@media (min-width:881px) {
  .close-button,
  .neg-button,
  #menu-button {
    display: none;
  }
  .container {
    margin-left: calc(50% - 80px)!important;
  }
}

#sidebar-header {
  font-size: 1.6em;
  font-weight: bold;
  color: darkgray;
  padding: 10px;
  display: block;
}

.page-section {
  display: inline-block;
  width: 100%;
  height: 50px;
  text-align: center;
  padding: 10px;
  font-size: 1.4em;
  font-weight: bold;
}

.page-link {
  width: 100%;
  height: 50px;
  padding: 10px;
  font-size: 1.4em;
  text-align: left;
  border: none;
  float: left;
  background-color: transparent;
}

.page-link:hover {
  background-color: var(--hover-color);
}

.page-link-active {
  background-color: var(--active-color)!important;
}

.close-button {
  font-size: 40px;
  height: 50px;
  width: 50px;
  position: absolute;
  right: 0;
  top: 4px;
  border: none;
  background-color: transparent;
  color: darkgray;
}

.container {
  max-width: 500px;
  margin: auto;
  padding: 8px;
}

.page {
  animation: animatepop 0.3s;
}

@keyframes animatepop {
  from {margin-top:300px;opacity:0}
  to {margin-top:0;opacity:1}
}

select {
  width: 100%;
  font-size: 1.2em;
  padding: 5px;
  outline: none;
}

#startMenuGrid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
}

#menu {
  display: none;
  margin-bottom: 30px;
}

.header {
  font-size: 25px;
  margin-bottom: 10px;
}

#menu-button {
  position: absolute;
}

#active-page {
  text-align: center;
}

.dataField {
  display: flex;
  flex-direction: row;
  border-style: solid;
  border-width: 1px;
  border-radius: 10px;
  margin-bottom: 5px;
}

.dataField:focus-within {
  background-color: var(--mark-color);
}

.dataInput {
  border-style: none;
  background: transparent;
  width: 20px;
  text-align: center;
  margin: auto;
  padding: 5px;
  font-size: 1.5em;
  color: black;
  flex: 2;
}

.dataInput > option {
  text-align: center;
}

.dataInput:focus {
  outline: none;
}

.dataUnitSelect {
  background: transparent;
  border: none;
  font-size: 1.3em;
  text-align-last: right; 
  width: fit-content;
}

.dataUnit {
  font-size: 1.3em;
  margin: auto;
  padding-right: 10px;
}

.calc-button {
  border: none;
  background-color: var(--hover-color);
  border-radius: 10px;
  width: 42px;
  font-size: 25px;
}

.calc-button:hover {
  background-color: var(--active-color);
}

.calc-button:active {
  background-color: var(--button-color);
}

.label {
  font-size: 1em;
  font-style: italic;
  margin: 5px 0px 2px 5px;
}

h3 {
  margin: 5px 5px 10px 10px;
}

h2 {
  text-align: center;
}

.buttonBar {
  margin-left: calc(50% - 45px);
}

.buttonBar > button {
  position: relative;
}

#valveFlowSliderField {
  display: flex;
  flex-direction: row;
}

#valveFlowSetting {
  flex: auto;
  -webkit-appearance: none;
  height: 25px;
  background: var(--hover-color);
  outline: none;
  opacity: 0.7;
  margin: 8px 0px 8px 0px;
}

#valveFlowSetting::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 25px;
  height: 25px;
  background: var(--button-color);
  cursor: pointer;
}

#valveFlowSetting::-moz-range-thumb {
  width: 25px;
  height: 25px;
  background: var(--button-color);
  cursor: pointer;
}

#savingsBefore,
#savingsAfter {
  border: 1px solid black;
  border-radius: 10px;
  padding: 10px;
  margin-top: 24px;
  position: relative;
}

#savingsBefore {
  background-color: var(--button-color);
}

#savingsAfter {
  background-color: var(--calc-color);
}

.savingsBox {
  border: 1px solid black;
  background-color: white;
  margin-top: 5px;
  padding: 25px 5px 5px 5px;
  position: relative;
  display: grid;
  grid-template-columns: auto auto;
  grid-column-gap: 5px;
}

.removeButton {
  position: absolute;
  right: 0;
  top: 0;
  margin-top: 2px;
  margin-right: 2px;
  height: 40px;
  width: 40px;
  font-size: 18px;
  padding: 0 7px;
  border: none;
  border-radius: 10px;
  background-color: var(--hover-color);
}

.removeButton:hover {
  background-color: var(--active-color);
}

#flowPowerUnit {
  width: auto;
  margin-left: 5px;
}

#yepresets, #fppresets {
  margin-top: 5px;
}

.valveFlowPreset {
  margin-left: 5px;
  display: none;
}

.arrow {
  margin-left: 5px;
  margin-right: 5px;
  font-size: 1.8em;
}

.description {
  margin: 20px 5px 0px 5px;
}

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

table {
  width: 100%;
  border-collapse: collapse;
  margin-bottom: 20px;
}

tr:nth-child(even) {
  background-color: var(--hover-color);
}

td:nth-child(1n+2) {
  text-align: center;
}

td.r {
  text-align: right;
}

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

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

#footer {
  position: fixed;
  bottom: 0;
  background: white;
  font-size: 0.6em;
  padding-right: 5px;
  color: rgba(76, 73, 73, 0.5);  
}