html,body {
    margin:0;
    background: url ('../img/mohammad-alizade-XgeZu2jBaVI-unsplash.jpg');
    font-family: Arial;
}

h1 {margin:0;}

.container {
    width: 350px;
    padding: 2em;
    background:white;
    border-radius: 8px;
    margin: 10% auto;
}

.txtfld {
    width: calc(100% - 2em);
    padding:1em;
    margin-top: 1em;
}
.btn {
    width:100%;
    background:#00c3ff;
    color:white;
    margin-top:2em;
    border:none;
    border-radius:5px;
    padding:1em;
    font-size:1.2em;
    cursor:pointer;
}

p {color:rgb(226, 210, 210);}

.msg {
    position: absolute;
    padding: .5em;
    background: rgba(0,0,0,.8);
    color: #fff;
    opacity: 0;
}