body {
    color: white;
    background-color: #333;
    font-family: 'Raleway', sans-serif;;
}

h2 {
    margin-top: 75px;
    text-align: center;
    margin-left: -15%;
}

h3 {
    text-align: center;
    margin-left: -15%;
}

#search_form input {
    font-size: 1em;
    height: 50px;
    width: 75%;
}

div.tooltip {
    position: absolute;
    text-align: center;
    width:  auto;
    height: auto;
    padding: 5px;
    font: 12px 'Raleway',sans-serif;
    background: black;
    border: 0px;
    border-radius: 8px;
    pointer-events: none;
}

text {
    fill: white;
    font-size: 12px;
}

text:hover {
    opacity: 0.7;
    cursor: pointer;
}

img {
    margin-top: 15px;
}

.round-border {
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
}

.panel {
    display: none;
    width: 300px;
    height: 100%;
    margin-top: 50px;
    padding: 20px;
    background-color: darkred;
    color: #fff;
    opacity: 0.9;
}

.about {
    float: right;
}

#about-btn {
    margin-left: 15px;
}