/* Container */

/* Login */
#div_login{
    border: 5px solid gray;
    border-radius: 3px;
    width:470px;
    height: 250px;
    box-shadow: 0px 2px 2px 0px  gray;
    margin: 0 auto;
}

#div_login h1{
    margin-top: 0px;
    font-weight: normal;
    padding: 10px;
    background-color: lightgray;
    color: white;
    font-family: sans-serif;
}

#div_login div{
    clear: both;
    margin-top: 10px;
    padding: 5px;
}

#div_login .textbox{
    width: 70%;
    padding: 5px;
}

#div_login input[type=submit]{
    padding: 7px;
    width: 80px;
    background-color: gray;
    border: 0px;
    color: white;
}
/* media */
@media screen and (max-width:720px){
    .logincontainer{
        width: 100%;
    }
    #div_login{
        width: 99%;
    }
}

.logincontainer { 
  margin: 0;
  position: absolute;
  top: 50%;
  left: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}

.center {
  margin: 0;
  position: absolute;

  left: 50%;
  -ms-transform: translate(-50%, -50%);
  transform: translate(-50%, -50%);
}
  
    html {font-family: Arial; display: inline-block; text-align: center;}
    h3 {font-size: 1.8rem; color: white;}
    h4 { font-size: 1.2rem;}
    p { font-size: 1.4rem;}
    body {  margin: 0;}
    .topnav { overflow: hidden; background-color: #1b78e2;}
    .content { padding: 20px;}
    .card { box-shadow: 2px 2px 12px 1px rgba(140,140,140,.5);}
    .cards { max-width: 700px; margin: 0 auto; display: grid; grid-gap: 2rem; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));}
    .slider2 { -webkit-appearance: none; margin: 14px;  height: 20px; background: #ccc; outline: none; opacity: 0.8; -webkit-transition: .2s; transition: opacity .2s; margin-bottom: 40px; }
    .slider:hover, .slider2:hover { opacity: 1; }
    .slider2::-webkit-slider-thumb { -webkit-appearance: none; appearance: none; width: 40px; height: 40px; background: #008B74; cursor: pointer; }
    .slider2::-moz-range-thumb { width: 40px; height: 40px; background: #008B74; cursor: pointer;}
    .reading { font-size: 2.6rem;}
    .card-switch {color: #50a2ff; }
    .card-light{ color: #008B74;}
    .card-bme{ color: #572dfb;}
    .card-motion{ color: #3b3b3b; cursor: pointer;}
    .icon-pointer{ cursor: pointer;}
    .tooltip {
  position: relative;
  display: inline-block;
  border-bottom: 1px dotted black;
}

.tooltip .tooltiptext {
  visibility: hidden;
  width: 120px;
  background-color: blue;
  color: yellow;
  text-align: center;
  border-radius: 6px;
  padding: 5px 0;
  position: absolute;
  z-index: 1;
  top: -5px;
  left: 110%;
}

.tooltip .tooltiptext::after {
  content: "";
  position: absolute;
  top: 50%;
  right: 100%;
  margin-top: -5px;
  border-width: 5px;
  border-style: solid;
  border-color: transparent black transparent transparent;
}
.tooltip:hover .tooltiptext {
  visibility: visible;
}

.switch {
  margin: 50px auto;
  position: relative;
}

.switch label {
  width: 180px;
  height: 50px;
  position: relative;
  display: block;
}

.switch input {
  top: 0; 
  right: 0; 
  bottom: 0; 
  left: 0;
  opacity: 0;
  z-index: 100;
  position: absolute;
  width: 180px;
  height: 50px;
  cursor: pointer;
}


.switch.demo3 {
  width: 180px;
  height: 50px;
}

.switch.demo3 label {
  display: block;
  width: 180px;
  height: 50px;
  background: #a5a39d;
  border-radius: 40px;
  box-shadow:
      inset 0 3px 8px 1px rgba(0,0,0,0.2),
      0 1px 0 rgba(255,255,255,0.5);
}

.switch.demo3 label:after {
  content: "";
  position: absolute;
  z-index: -1;
  top: -8px; right: -8px; bottom: -8px; left: -8px;
  border-radius: inherit;
  background: #ababab;
  background: -moz-linear-gradient(#f2f2f2, #ababab);
  background: -ms-linear-gradient(#f2f2f2, #ababab);
  background: -o-linear-gradient(#f2f2f2, #ababab);
  background: -webkit-gradient(linear, 0 0, 0 100percent, from(#f2f2f2), to(#ababab));
  background: -webkit-linear-gradient(#f2f2f2, #ababab);
  background: linear-gradient(#f2f2f2, #ababab);
  box-shadow: 0 0 10px rgba(0,0,0,0.3),
        0 1px 1px rgba(0,0,0,0.25);
}

.switch.demo3 label:before {
  content: "";
  position: absolute;
  z-index: -1;
  top: -18px; right: -18px; bottom: -18px; left: -18px;
  border-radius: inherit;
  background: #eee;
  background: -moz-linear-gradient(#e5e7e6, #eee);
  background: -ms-linear-gradient(#e5e7e6, #eee);
  background: -o-linear-gradient(#e5e7e6, #eee);
  background: -webkit-gradient(linear, 0 0, 0 1, from(#e5e7e6), to(#eee));
  background: -webkit-linear-gradient(#e5e7e6, #eee);
  background: linear-gradient(#e5e7e6, #eee);
  box-shadow:
      0 1px 0 rgba(255,255,255,0.5);
  -webkit-filter: blur(1px);
  -moz-filter: blur(1px);
  -ms-filter: blur(1px);
  -o-filter: blur(1px);
  filter: blur(1px);
}

.switch.demo3 label i {
  display: block;
  height: 50px; /* 100percent 50px */
  width: 108px; /* 60percent 180px*/
  border-radius: inherit;
  background: silver;
  position: absolute;
  z-index: 2;
  right: 72px; /* 40percent 180px*/
  top: 0;
  background: #b2ac9e;
  background: -moz-linear-gradient(#f7f2f6, #b2ac9e);
  background: -ms-linear-gradient(#f7f2f6, #b2ac9e);
  background: -o-linear-gradient(#f7f2f6, #b2ac9e);
  background: -webkit-gradient(linear, 0 0, 0 100percent, from(#f7f2f6), to(#b2ac9e));
  background: -webkit-linear-gradient(#f7f2f6, #b2ac9e);
  background: linear-gradient(#f7f2f6, #b2ac9e);
  box-shadow:
      inset 0 1px 0 white,
      0 0 8px rgba(0,0,0,0.3),
      0 5px 5px rgba(0,0,0,0.2);
}

.switch.demo3 label i:after {
  content: "";
  position: absolute;
  left: 16px; /*15percent 108*/
  top: 12.5px; /* 50percent 50*/
  width: 75px; /* 70percent 108 */
  height: 25px; /* 50percent 50 */
  background: #d2cbc3;
  background: -moz-linear-gradient(#cbc7bc, #d2cbc3);
  background: -ms-linear-gradient(#cbc7bc, #d2cbc3);
  background: -o-linear-gradient(#cbc7bc, #d2cbc3);
  background: -webkit-gradient(linear, 0 0, 0 100percent, from(#cbc7bc), to(#d2cbc3));
  background: -webkit-linear-gradient(#cbc7bc, #d2cbc3);
  background: linear-gradient(#cbc7bc, #d2cbc3);
  border-radius: inherit;
}

.switch.demo3 label i:before {
  content: "off";
  text-transform: uppercase;
  font-style: normal;
  font-weight: bold;
  color: rgba(0,0,0,0.4);
  text-shadow: 0 1px 0 #bcb8ae, 0 -1px 0 #97958e;
  font-family: Helvetica, Arial, sans-serif;
  font-size: 24px;
  position: absolute;
  top: 25px;
  margin-top: -12px;
  right: -54px; /* 50percent 108*/
}

.switch.demo3 input:checked ~ label {
  background: #9abb82;
}

.switch.demo3 input:checked ~ label i {
  right: -1.8px; /* 1percent 180*/
}

.switch.demo3 input:checked ~ label i:before {
  content: "on";
  right: 124px; /*115percent 108*/
  color: #82a06a;
  text-shadow: 
    0 1px 0 #afcb9b,
    0 -1px 0 #6b8659;
}