body{
    background: url(../img/fondo.jpeg);
    background-repeat: no-repeat;
    background-position: center center;    
    background-size: cover;    
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0;
}


.form{
    height: 550px;
    width: 60%;    
    background-color: rgba(0,0,0,0.5);
    margin: auto;    
    border-radius: 15px;
}

@media (max-width: 580px) {
   .form{
      width: 90%;    
   }
}    

form{
    margin: 15px;
}

.form h1{
    color: white;    
}

.titulo{
    background-color: black;
    border-radius: 15px 15px 0 0;
    padding-left: 20px;
    display: flex;
    font-family: monospace;

}

.form-control{
    display: block;
    width: 90%;
    margin: auto;    
    height: calc(1.5em + 0.75rem + 2px);
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    font-weight: 400;
    line-height: 1.5;
    color: white;
    background-color: transparent;
    background-clip: padding-box;
    border: 1px solid #d1d3e2;
    border-radius: 0.35rem;
    transition: border-color .15s ease-in-out,box-shadow .15s ease-in-out;
}

.btn{
    display: inline-block;
    font-weight: 400;
    text-align: center;
    vertical-align: middle;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    padding: 0.375rem 0.75rem;
    font-size: 1rem;
    line-height: 1.5;
    border-radius: 0.35rem;
    transition: color .15s ease-in-out,background-color .15s ease-in-out,border-color .15s ease-in-out,box-shadow .15s ease-in-out;
    color: #fff;
    background-color: black;
    border-color: #4e73df;
    min-width: 160px;
    min-height: 60px;
}


.exito{
    background-color: lightgreen;
    border-color: green;
    color: white;
    font-size: x-large;
    font-weight: bolder;
    text-align: center;
    border-style: solid;
    text-decoration: none;
}

.error{
    background-color: indianred;
    border-color: red;
    color: white;
    font-size: x-large;
    font-weight: bolder;
    text-align: center;
    border-style: solid;
    text-decoration: none;
}