body{
    margin: 0;
    padding: 0;
    text-align: center;
    font-family: sans-serif;
    height: 100vh;
    width: 100%;
    background-image: url(images/pexels-victor.jpg);
    background-size: cover;
    background-position: center;
}

div{
    width: 500px;
    position: absolute;
    top: 50%;
    left: 50%;
    background-color: rgba(255,255,255,0.5);
    transform: translate(-50%, -50%);
    padding: 20px;
    border-radius: 15px;
    box-shadow: 0 1px 12px rgba(0,0,0,0.25);
    backdrop-filter: blur(23px);
    border: 3px solid rgba(255,255,255,0.3);
}

h2{
    font-size: 35px;
    font-weight: 600;
}

.text{
    text-align: left;
    margin-left: 150px;
    font-weight: 600;
}

#w, #h{
    color: #222f3e;
    text-align: left;
    font-size: 20px;
    font-weight: 200;
    outline: none;
    border: none;
    background: none;
    border-bottom: 1px solid #341f97;
    width: 200px;
}

#w:focus, #h:focus{
    border-bottom: 2px solid #341f97;
    width: 220px;
    transition: 0.4s;
}

#btn{
    font-family: inherit;
    margin-top: 10px;
    border: none;
    color: #fff;
    background-color: rgba(255,255,255,0.8);
    color: #000;
    font-weight: 800;
    width: 150px;
    padding: 10px;
    border-radius: 30px;
    outline: none;
    cursor: pointer;
}

#btn:hover{
    box-shadow: 1px 1px 2px #341f97;
    background-color: #000;
    color: #fff;
}

#info{
    font-size: 15px;
    font-family: inherit;
    font-weight: 600;
}

@media(max-width:630px){
    div{
        width: 80%;
    }

    div .text{
        margin-left: 100px;
    }
}

@media(max-width:415px){
    div .text{
        margin-left: 60px;
    }
}

@media(max-width:375px){
    div .text{
        margin-left: 45px;
    }
}