body {
    font-family: 'Roboto', sans-serif;
}
#header {
    text-align: center;
}
#tribe-logo {
    width: 60%;
    height: auto;
}
#main-wrapper {
    margin: 10px auto 0;
    background: #0085c6;
    border: solid 1px #999999;
    border-radius: 15px;
    box-shadow: 3px 3px 10px #666666;
    width: 80%;
    max-width: 600px;
    padding: 10px 25px;
    text-align: center;
    color: #ffffff;
    box-sizing: border-box;
}
#number-field {
    border: 0;
    margin-right: 20px;
    border-radius: 15px;
    width: 40px;
    height: 24px;
    font-size: 18px;
    padding: 10px 40px;
    text-align: center;
}
#number-field:focus,
#submit:focus {
    outline: none;
}
#submit {
    background: #00000099;
    border: 0;
    border-radius: 15px;
    padding: 10px 20px;
    color: #ffffff;
    font-weight: bold;
}
#wotd {
    width: 80%;
    min-height: 100px;
    padding-top: 25px;
    display: block;
    margin: 0 auto;
}
#wotd .error {
    color: #e00024;
    font-style: italic;
}

@media only screen and (min-width: 768px) {
    #tribe-logo {
        width: 400px;
        height: auto;
    }
    
    #main-wrapper {
        margin: 25px auto;
        padding: 25px 50px;
    }
}