html, body {
    height: 100%;
    width: 100%;
    margin: 0px;
}
  
.container, .row {
    height: 100%;
    margin: auto auto;
}

.card {
   height: 22rem;
   background-color: #346fb6; 
   border-radius: 5%;
}

.card-img-top {
    width: 100%;
    height: 5vw;
    margin-top: 2px;
    object-fit: contain;
}

.card-title {
    color: aliceblue;
}

.card-body {
   height: 70px;
}

#usuario, #clave{
    margin-top: 6px;
    margin-bottom: 6px;
}
.btn {
    background-color: #a9c825;
}