.contribute-instruction {
    margin-top: 40px;
}
.contribute-instruction li {
    text-align: left;
    margin-top: 10px;
}

.contribute-instruction ol {
    list-style-type: none;
}

.contribute-imgs {
    border: 1px solid grey;
    margin: 20px auto;
    box-shadow: 5px 10px grey;
    border-radius: 10px;
    align-content: center;
}

#table-contents {
    padding: 10px;
    margin: auto;
    width: 40%;
    background-color: #f2f2f2;
    border-radius: 10px;
}