@import url('https://fonts.googleapis.com/css?family=Open+Sans:400,700');
html,body{
    margin:0;
    padding:0;
    font-family: 'Open Sans', sans-serif;
}
@media screen and (max-width:767px){
    .forms{
        padding-left:10%;
        padding-right:10%;
        margin-bottom:7em;
    }
    .btn-send{
        margin-top:2em;
        font-size:16px;
    }
    .header{
        margin-top:0;
        padding-top:4.5em;
        font-weight:700;
    }
    footer{
        position:absolute;
        bottom:0;
    }
}
@media screen and (min-width:768px) and (max-width:1024px){
    .forms{
        margin: 0 auto;
        max-width:600px;
        padding-left:10%;
        padding-right:10%;
        min-height:100%;
        margin-bottom:22em;
        height: auto !important;
    }
    .btn-send{
        margin-top:2em;
        font-size:16px;
    }
    .header{
        margin-top:0;
        padding-top:8em;
        font-weight:700;
    }
}
@media screen and (min-width:1025px){
    html,body{
        height:100%;
        margin:0;
        padding:0;
        position:relative;
    }
    .header{
        margin-top:0;
        padding-top:5em;
        font-weight:700;
    }
    .forms{
        margin: 0 auto;
        max-width:600px;
        padding:100px;
        margin-top:4em;
        padding-top:25px;
        padding-bottom:25px; 
        height:55%;
        background-color:rgba(255,255,255,0.4);
    }
    .btn-send{
        margin-top:2em;
        font-size:16px;
    }
    footer{
        height:75px;
        position:absolute;
        bottom:0;
    }
}
body{
    background:#e0eafc;
}