label.verificacion{	
font-size: xxx-large;
display: inline;
text-align: center;		
}

@media (max-width: 768px) {
 
 label.verificacion {	
  font-size: xxx-large;
  display: block;
  text-align: center;
  padding-top: 5px;
 }

}

@media (max-width: 320px) {
 
 textarea#resultado{ 

  height: 8em;
  width: 95%;
  margin-left: auto;
  margin-right: auto;

 }
}

div.centralize {
  height: 100%;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
}

div.input-block {
  position: relative;
}

div.input-block input {
  font-weight: 300;
  font-size: 2.8rem;
  color: #495055;
  width: 350px;
  padding: 15px 15px;
  border-radius: 1rem;
  border: 2px solid  #D9D9D9;
  outline:none;
  text-align:center;
}

div.input-block span.placeholder {
  position: absolute;
  margin: 17px 0;
  padding: 0 4px;
  font-family: Roboto, sans-serif;
  color:  #6c757d;
  display: flex;
  align-items: center;
  font-size: 1.6rem;
  top: 0;
  left: 17px;
  transition: all 0.2s;
  transform-origin: 0% 0%;
  background: none;
  pointer-events: none;
  font-size:xx-large;
}

div.input-block input:valid + span.placeholder,
div.input-block input:focus + span.placeholder {
transform: scale(0.8) translateY(-30px);
background: #fff;
}

div.input-block input:focus{
color: #284B63;
border-color: #284B63;
}

div.input-block input:focus + span.placeholder {
color: #284B63;
}

/* CSS BUTTON*/
.button-68 {
  appearance: none;
  backface-visibility: hidden;
  background-color: #8c8c8c;
  border-radius: 8px;
  border-style: none;
  box-shadow: rgba(39, 174, 96, .15) 0 4px 9px;
  box-sizing: border-box;
  color: #fff;
  cursor: pointer;
  display: inline-block;
  font-size: 16px;
  font-weight: 600;
  letter-spacing: normal;
  line-height: 1.5;
  outline: none;
  overflow: hidden;
  padding: 13px 20px;
  position: relative;
  text-align: center;
  text-decoration: none;
  transform: translate3d(0, 0, 0);
  transition: all .3s;
  user-select: none;
  -webkit-user-select: none;
  touch-action: manipulation;
  vertical-align: top;
  white-space: nowrap;
}

.button-68:hover {
  background-color: #2980B9;
  opacity: 1;
  transform: translateY(0);
  transition-duration: .35s;
}

.button-68:active {
  transform: translateY(2px);
  transition-duration: .35s;
}

.button-68:hover {
  box-shadow: rgba(39, 174, 96, .2) 0 6px 12px;
}

.linea {
  border-top: 1px solid black;
  height: 2px;
  max-width: 100%;
  padding: 0;
  margin: 20px auto 0 auto;
}

textarea#resultado { 

  height: 8em;
  width: 60%;
  margin-left: auto;
  margin-right: auto;
}

.website-tooltip {

  position: relative;
  display: flex;
  justify-content: center;
  cursor: pointer;
  font-size: large;
  font-weight: 400;
  color: #666;
  background-color: #8c8c8c; /* Green */
  border: none;
  color: white;
  padding: 15px 32px;
  text-align: center;
  text-decoration: none;
  width:250px;
  border-radius: 15px;
}





/* Tooltip text */

.website-tooltip .website-tooltiptext {
  visibility: hidden;
  max-width: 350px;
  font-size: large;
  line-height: 22px;
  border: 1px solid rgb(214,233,198);
  background-color: rgb(223,240,216);
  //background-color: #FFFFFF;
  color: rgb(70,136,71);
  text-align: left;
  padding: 11px 15px 11px 15px !important;
  border-radius: 3px;
  box-shadow: 0px 5px 10px -2px rgba(0, 0, 0, 0.5);
  /* Position the tooltip text */
  position: absolute;
  z-index: 1;
  top: 100%;
  margin: 0px 0px 0px 0px;
}

/* Toggle this class to show Tooltip on click via Javascript */

.website-tooltiptext-visible .website-tooltiptext {
  visibility: visible;
  display: block;
}