body {
    background-color: #cecece;
}
#header {
    background-color:#0277bd;
}
    #header img {
        width:160px;
        margin: 2%;
    }

#content {
    background-color: #fff;
    padding:1em 3em 3em 3em;
    font-size: 18px;

}
    #content h1 {
        font-weight: bold;
        text-align: center;
        font-size: 34px;
        line-height: 1.3;
        font-family: Georgia, Times, serif;
        margin-bottom:1em;
    }

    #content p {
        margin-bottom: 1em;
        line-break: 1.2;
    }
    
    .form-horizontal {
        margin-top: 2em;
    }
        .form-group {
            margin-top: 1.4em;
        }
        #submit_button {
            margin-top:.5em;
        }

footer {
    background-color: #cecece;
}
    #footer_content {
        background-color:#0277bd;
        color:#fff;
        padding:3em;
        font-family: Helvetica, Arial, sans-serif;
        font-size: 12px;
    }

.btn-yellow {
    background: #FFDF00;
    color: black;
    font-weight: bold;
}
.btn-yellow:hover, .btn-yellow:focus {
    background: rgb(250, 255, 140);
    color: black;
}
.btn-yellow:active {
    background: rgb(247, 255, 71);
    color: black;
}
.btn-xxl {
    padding: 15px 50px;
    font-size: 28px;
    border-radius: 8px;
}