html, body {
    font-family: sans-serif;
	/* background-color: #F1F1F1; */
	background-color: #f2f2f2;
	margin: 0;
	padding: 0;
}

h1, h2, h3 {
    text-align: center;
}

footer {
	text-align: center;
}

footer span::after {
	/* content: "\A";
	white-space: pre; */
}

#page-container {
	position: relative;
	min-height: 100vh;
}

#content-wrap {
	padding-bottom: 1.5rem; /* Footer height */
}

#footer {
	position: absolute;
	bottom: 0;
	width: 100%;
	height: 1.5rem;
}

.window_0 {
	width: 55%;
	margin: auto;
	min-width: 350px;
}

.cont {
	margin: 8px;
}


.header {
  /* background-color: #F1F1F1; */
  /* background-color: white; */
  text-align: center;
  padding: 20px;
}

.topnav {
  overflow: hidden;
  /* background-color: #333; */
  background-color: #25659f;
  color: white;
  text-align: center;
  /* position: fixed; */
  position: relative;
  font-size: 20px;
  /* box-shadow: 0 4px 8px 0 rgba(14, 14, 15, 0.78); */
}

.topnav a {
  float: left;
  display: block;
  color: #f2f2f2;
  text-align: center;
  padding: 11px 11px;
  text-decoration: none;
  font-size: 28px;
}

.topnav .icon {
  float: left;
  display: block;
}

.topnav-centered a {
  float: none;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}

.sidenav {
  height: 100%;
  width: 250px;
  transform: translate(-100%,0);
  /* translate: -100% 0; */
  position: fixed;
  z-index: 2;
  top: 0;
  left: 0;
  background-color: #353d43;
  overflow-x: hidden;
  transition: 0.3s;
  padding-top: 60px;
}

.sidenav a, .sidenav p, .sidenav .selecte {
  padding: 8px 8px 8px 32px;
  text-decoration: none;
  font-size: 22px;
  color: #cfcfcf;
  display: inline;
  transition: 0.3s;
}

.sidenav .selecte input[type=checkbox] {
  padding-left: 30px;
  margin-left: 30px;
}

.sidenav .closebtn {
  position: absolute;
  top: 0;
  right: 22px;
  font-size: 36px;
  margin-left: 50px;
}

@media screen and (max-height: 450px) {
  .sidenav {padding-top: 15px;}
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto; /* Enable scroll if needed */
    /* background-color: rgba(0,0,0,0.1); /* Black w/ opacity */ */
}

.grade_top {
	border-style: solid;
	border-color: #dfdfdf;
	border-radius: 5px;
	/* border: 5px solid red; */
}

.grade_top_1 {
	padding: 25px;
	padding-top: 15px;
	background-color: white;
}

 /* Tooltip container */
.tooltip {
  position: relative;
  display: inline-block;
  /* border-bottom: 1px dotted black; /* If you want dots under the hoverable text */ */
}

/* Tooltip text */
.tooltip .tooltiptext {
  visibility: hidden;
  width: 120px;
  background-color: #555;
  color: #fff;
  text-align: center;
  padding: 5px 0;
  border-radius: 6px;

  /* Position the tooltip text */
  position: absolute;
  z-index: 1;
  bottom: 125%;
  left: 50%;
  margin-left: -60px;

  /* Fade in tooltip */
  opacity: 0;
  transition: opacity 0.3s;
}

/* Tooltip arrow */
.tooltip .tooltiptext::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  margin-left: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: #555 transparent transparent transparent;
}

/* Show the tooltip text when you mouse over the tooltip container */
.tooltip:hover .tooltiptext {
  visibility: visible;
  opacity: 1;
}

.btn00 {
    background-color: #25659f;
    border: none;
    border-radius: 2px;
    color: white;
    padding: 14px 40px;
    text-decoration: none;
    font-size: 16px;
    margin: 4px 2px;
    cursor: pointer;
}
.btn00:hover {
    background-color: #0c4981;
}

.btn00:disabled {
  background-color: #abbed0;
  cursor: not-allowed;
}

.icobox {
	display: flex;
  	/* justify-content: center; */
  	align-items: center;
  	width: 30px;
  	/* height: 50px; */
}

input[type=text], input[type=password] {
	border: 2.5px solid #25659f;
	border-radius: 4px;
	font-size: 16px;
	padding: 12px 12px;
	box-sizing: border-box;
	transition: 0.35s;
	width: 120px;
}

input[type=text]:focus,input[type=password]:focus {
  border: 2.5px solid #0c4981;
  /* box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2),0 6px 20px 0 rgba(0,0,0,0.19); */
}

.btnlnk {
  cursor: pointer;
}

.box-warning {
  border-left: 7px solid #dfac20;
  /* padding-left: 15px; */
  padding: 15px;
  margin: 15px 0px;
  background-color: white;
  line-height: 24px;
}

.box-error {
  border-left: 7px solid #df203b;
  /* padding-left: 15px; */
  padding: 15px;
  margin: 15px 0px;
  background-color: white;
  line-height: 24px;
}