.dicas li, .conhecimentos li {
    margin-left: 30px;
}

.start {
    margin-top: 10px;
}
.start a {
    text-decoration: none;
    color: white;
    background-color: rgb(12, 12, 61);
    padding: 10px;
    border-radius: 10px;
}
.start a:hover {
    opacity: 30%;
}

.rank {
    margin-top: 10px;
}
.rank a {
    text-decoration: none;
    color: white;
    background-color: rgb(16, 130, 56);
    padding: 10px;
    border-radius: 10px;
}
.rank a:hover {
    opacity: 30%;
}