index.css

/* Elemets*/

body {
    background-image: url('words.jpeg');
    background-repeat: repeat;
    background-attachment: fixed;
    background-position: center;
    background-color: rgb(21, 29, 77);
}


/* IDs */

#mainTitle {
    text-align: right;
    color: white;
    text-shadow: 2px 3px 3px black;
    padding: 0 0 15px 0;
}

#mainSubTitle {
    text-align: left;
    text-shadow: 1px 1px 2px white;
    font-style: oblique;
}

#ajaxButton {
    cursor: pointer;
}

#wrongWord {
    color: rgb(255, 80, 80);
}

#word {
    font-size: 45px;
}

#source, #source2 {
    color: rgb(181, 181, 181);
    text-shadow: 1px 1px 2px black;
}

#relatedWords {
    font-size: 30px;
}

#partOfSpeech, #typeOfRelation {
    font-size: 40px;
    color: rgb(147, 147, 147);
    text-shadow: 1px 1px 1px black;
    text-align: left;
}

#typeOfRelation {
    padding-left: 20px;
}

#input {
    padding-bottom: 40px;
}

#nameLink {
    color: white;
}


/* Classes */

.jumbotron {
    background-color: rgba(91, 90, 126, .0);
}

.green {
    color: rgb(169, 255, 139);
}

.footer {
    text-align: right;
    padding: 100px 20px 20px 20px;
    color: white;
    text-shadow: 1px 1px 1px black;
}

.synLink {
    display: inline-block;
    margin-left: 10px;
    text-shadow: 2px 2px 2px black;
    cursor: pointer;
    color: white;
}

.synLink:hover {
    color: green;
}