html, body {
     height: 100%;
 }

body {
    background: #f5f5f5 !important;
    display: flex;
    flex-flow: column;
}

.box-shadow {
    box-shadow: 0 0.25rem 0.75rem rgba(0, 0, 0, .1);
    border: 1px solid #ccc;
}

footer {
    margin-top: auto;
    background-color:transparent;
    margin-top:5%;
}

.container-margin{
    margin-top: 40px;
    margin-bottom: 30px;
}

.home{
    width: 100%;
}

.button{
    width: 200px !important;
    margin-top:10%;
    margin-left:30%;
    margin-right:30%;
}