body{

}
.hidden{
  overflow: hidden;
}
.centrado{
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}
.lds-dual-ring,
.lds-dual-ring:after {
  box-sizing: border-box;
}
.lds-dual-ring {
  display: inline-block;
  width: 80px;
  height: 80px;
}
.lds-dual-ring:after {
  content: " ";
  display: block;
  width: 64px;
  height: 64px;
  margin: 8px;
  border-radius: 50%;
  border: 6.4px solid currentColor;
  border-color: currentColor transparent currentColor transparent;
  animation: lds-dual-ring 1.2s linear infinite;
}
@keyframes lds-dual-ring {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}
#load{
    width:100%;
    height:100%;
    position:fixed;
    z-index:9999;
    background:url("https://www.creditmutuel.fr/cmne/fr/banques/webservices/nswr/images/loading.gif") no-repeat center center rgba(0,0,0,0.25)
}

.botonF1{
  width:60px;
  height:60px;
  border-radius:100%;
  background:#F44336;
  right:0;
  bottom:0;
  position:absolute;
  margin-right:16px;
  margin-bottom:16px;
  border:none;
  outline:none;
  color:#FFF;
  font-size:36px;
  box-shadow: 0 3px 6px rgba(0,0,0,0.16), 0 3px 6px rgba(0,0,0,0.23);
  transition:.3s;  
}
.btn {
    margin: 10px auto;
}
.grupo_form{
  height: 40px;
  margin: 0;
  display: flex;
}
.grupo_form >.form-control{
  border-radius:5px 0 0 5px;
}
.grupo_form >.btn{
  margin: 0px;
  border-radius:0 5px 5px 0;
}