body{
    color:black;
    background-color:black;
    font-family: Arial, Helvetica, sans-serif;
}

ul {
    display: flex;
    justify-content: space-between;
    list-style-type: none;
    align-items: center;
    padding: 15px;
}

a {
    color:white;
    text-decoration: none;
}

header img {
    width: 250px;
    height: 250px;
    border-radius: 50%;
    border: 5px solid black;
}

.center {
    text-align: center;
}
h1 {
    text-align: left;
}

h2 {
    color: white;
    text-align: center;
}


.botao {
    font-size: 1.2em;
    background: blue;
    border: 0;
    margin-bottom: 1em;
    color: #ffffff;
    padding: 0.2em 0.6em;
    box-shadow: 2px 2px 2px rgba(0,0,0,0.2);
    text-shadow: 1px 1px 1px rgba(0,0,0,0.5);
    position: absolute;
    top: 90%;
    left: 50%;
    margin-right: -50%;
    transform: translate(-50%, -50%)
}

.botao:hover {
    background: blue;
    box-shadow: inset 2px 2px 2px rgba(0,0,0,0.2);
    text-shadow: none;
}

.botao, select{
    cursor: pointer;
}

ul {
    display: flex;
    justify-content: space-around;
    list-style-type: none;
    align-items: center;
    padding: 10px;
}

a {
    color:white;
    text-decoration: none;
}

p {
    color:white;
    text-decoration: none;
    text-align: center;
}