body {
    margin: 0;
    padding: 0;
    font-family: Tahoma, sans-serif;
}

textarea,
button {
    font-family: Tahoma, sans-serif;
}

.container {
    display: flex;
    align-items: center;
    flex-direction: column;
    width: 100%;
    height: 100vh;
}

#map {
    width: 100%;
    height: 100%;
}

.marker {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 30px;
    height: 30px;
    cursor: pointer;
    color: #fff;
    background: #4398af;
    border: solid 2px;
    border-radius: 50%;
    box-shadow: 0 0 2px #000;
    opacity: 0.6;
}

.marker span {
    opacity: 1;
}

.button {
    display: inline-block;
    padding: 6px 10px;
    cursor: pointer;
    text-align: center;
    text-decoration: none;
    outline: none;
    background-color: #5f9cad;
    border: none;
    border-radius: 6px;
    box-shadow: 0 4px #999;
    margin: 8px;
}

.button:hover {
    background-color: #4398af;
}

.button:active {
    background-color: #4398af;
    box-shadow: 0 2px #666;
    transform: translateY(2px);
}