body{
    margin: 0;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;     
    background:linear-gradient(to bottom,#125443,white)
}

.form-signin{
    width:100%;
    max-width: 400px;
    height: 400px;
    min-height: 200px;
    background-color:white;
    display: flex;
    justify-content: center;
    align-items: center;
    border-radius: 20px;
    margin: 50px auto;
}

.mb-4{
    margin-left: 40%
}

.form-control{
    margin-top: 10px;
    margin-bottom: 30px;
    background-color: white;
    border-bottom: #125443 solid;
    border-right: #125443 solid;
    font-family: Tahoma, sans-serif;
    padding: 0;
}

.form-floating{
    width: 320px;
    font-size: 14px;
}

.siva-titulo{
    font-family: Tahoma, sans-serif;
    font-size: 52px;
    font-weight: bold;
    color: #125443;
}

.h2.mb-3.fw-normal{
    font-family: Tahoma, sans-serif;
    font-size: 24px;
    font-weight: bold;
    color: gray;
    margin-top: 20px;
    margin-bottom: 20px;
}

.w-100.btn.btn-lg.btn-primary{
    background-color: lightgreen;
    color: green;
    border: none;
    text-align: center;
}

.w-100.btn.btn-lg.btn-primary:hover{
    background-color: green;
    color: lightgreen;
    transform: scale(1.01);
}