input[type=text], input[type=password] {
    width: 100%;
    padding: 12px 20px;
    margin: 8px 0;
    display: inline-block;
    border: 1px solid #ccc;
    box-sizing: border-box;
    text-transform: uppercase;
}

button {
    background-color: #60605f;
    color: white;
    padding: 14px 20px;
    margin: 8px 0;
    border: none;
    cursor: pointer;
    width: 100%;
}

button:hover {
    opacity: 0.8;
}

.maincontainer {
    text-align: center;
}

.loginFields {
    opacity: 1;
    position: absolute;
    left: 50%;
    top: 50%;
    width: 400px;
    height: 300px;
    margin: -150px 0 0 -200px;
}