*{
    box-sizing: border-box;
}

body{
    background-color: #023047;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    color: aliceblue;
    margin: 0;
}

.container{
    background-color: #1d3557;
    border-radius: 10px;
    box-shadow: 0 3px 5px rgba(201, 194, 176, 0.6);
    width: 450px;
    max-width: 100%;
    overflow: hidden;
}


.header{
    background-color: #1f3450;
    border-bottom: 1px solid wheat;
    padding: 20px 40px;
}

.header h2{
    margin: 0;
}

.form{
    padding: 30px 40px;
}

.form-controls{
    margin-bottom: 10px;
    padding-bottom: 20px;
    position: relative;
}

.form-controls label{
    display: inline-block;
    margin-bottom: 5px;
}

.form-controls input{
    border: 2px solid blue;
    border-radius: 6px;
    display: block;
    font-size: 14px;
    padding: 10px;
    width: 100%;
}

.form-controls.success input{
    border-color: green;
}
.form-controls.error input{
    border-color: red;
}

.form-controls i{
    position: absolute;
    top: 35px;
    color: green;
    right: 5px;
    visibility: hidden;
}

.form-controls.success i.fa-check-circle{
    color: green;
    visibility: visible;
}

.form-controls.error i.fa-exclamation-circle{
    color: red;
    visibility: visible;
}

.form-controls  small{
    visibility: hidden;
    position: absolute;
    bottom: 0;
    left: 0;
}

.form-controls.error small
{
    visibility: visible;
    color: rgb(180, 43, 43);
    font-size: 14px;
}
button{
    background-color: #1f3450;
    color: aliceblue;
    border: 2px solid white;
    border-radius: 8px;
    display: block;
    font-size: 16px;
    padding: 10px;
    width: 100%;
    cursor:pointer;
}