#container{
    background-color: #FFE4B5;
    padding: 10px 10px;
    margin: 0 auto;
}

.green3Dbutton {
    border: 0;
    line-height: 2.5;
    padding: 0 20px;
    font-size: 2rem;
    width: 75px;
    text-align: center;
    color: #fff;
    font-weight: bold;
    text-shadow: 1px 1px 1px #000;
    border-radius: 8px;
    background-color: rgba(112, 235, 0, 1); /*rgba(220, 0, 0, 1)*/

    background-image: linear-gradient(to top left,
                                      rgba(0, 0, 0, .2),
                                      rgba(0, 0, 0, .2) 30%,
                                      rgba(0, 0, 0, 0));

    box-shadow: inset 2px 2px 3px rgba(255, 255, 255, .6),
                inset -2px -2px 3px rgba(0, 0, 0, .6);
}

.green3Dbutton:hover {
    background-color: rgba(128, 255, 0, 1);/*rgba(255, 0, 0, 1)*/
}

.green3Dbutton:active {
    box-shadow: inset -2px -2px 3px rgba(255, 255, 255, .6),
                inset 2px 2px 3px rgba(0, 0, 0, .6);
}

.orange3Dbutton {
    border: 0;
    line-height: 2.5;
    padding: 0 20px;
    font-size: 2rem;
    width: 75px;
    text-align: center;
    color: #fff;
    font-weight: bold;
    text-shadow: 1px 1px 1px #000;
    border-radius: 8px;
    background-color: rgba(255, 153, 51, 1); /*rgba(220, 0, 0, 1)*/

    background-image: linear-gradient(to top left,
                                      rgba(0, 0, 0, .2),
                                      rgba(0, 0, 0, .2) 30%,
                                      rgba(0, 0, 0, 0));

    box-shadow: inset 2px 2px 3px rgba(255, 255, 255, .6),
                inset -2px -2px 3px rgba(0, 0, 0, .6);
}

.orange3Dbutton:hover {
    background-color: rgba(253, 188, 122, 1);/*rgba(255, 0, 0, 1)*/
}

.orange3Dbutton:active {
    box-shadow: inset -2px -2px 3px rgba(255, 255, 255, .6),
                inset 2px 2px 3px rgba(0, 0, 0, .6);
}

.blue3Dbutton {
    border: 0;
    line-height: 2.5;
    padding: 0 20px;
    font-size: 2rem;
    width: 120px;
    text-align: center;
    color: #fff;
    font-weight: bold;
    text-shadow: 1px 1px 1px #000;
    border-radius: 8px;
    background-color: rgba(0, 102, 204, 1); /*rgba(220, 0, 0, 1)*/

    background-image: linear-gradient(to top left,
                                      rgba(0, 0, 0, .2),
                                      rgba(0, 0, 0, .2) 30%,
                                      rgba(0, 0, 0, 0));

    box-shadow: inset 2px 2px 3px rgba(255, 255, 255, .6),
                inset -2px -2px 3px rgba(0, 0, 0, .6);
}

.blue3Dbutton:hover {
    background-color: rgba(0, 128, 255, 1);/*rgba(255, 0, 0, 1)*/
}

.blue3Dbutton:active {
    box-shadow: inset -2px -2px 3px rgba(255, 255, 255, .6),
                inset 2px 2px 3px rgba(0, 0, 0, .6);
}

.blue3Dbutton#volver{
    width: 150px;
}

.pantalla {
    border: 0;
    line-height: 2.5;
    padding: 0px 10px 30px 10px;
    font-size: 2rem;
    width: 90%;
    height: 40px;
    text-align: center;
    color: #000;
    font-weight: bold;
    font-family: verdana;
    text-shadow: 1px 1px 1px #fff;
    border-radius: 8px;
    background-color: rgba(230, 230, 250, 1); /*rgba(204, 204, 0, 1)*/
    margin: 0 auto;

    background-image: linear-gradient(to top left,
                                      rgba(0, 0, 0, .2),
                                      rgba(0, 0, 0, .2) 30%,
                                      rgba(0, 0, 0, 0));

    box-shadow: inset -2px -2px 3px rgba(255, 255, 255, .6),
                inset 2px 2px 3px rgba(0, 0, 0, .6);
}

#container{
    background-color: #4C9900;
}

#calculador {
    background-color: #4C9900;
    width: 233px;
    margin: 0 40%;
    border-color: #006600;
    border-width: 3px;
    border-style: solid;
    padding: 5px 5px;
    align-items: right;
}

#calculador td{
    margin: 0 auto;
}

#izquierda{
    float: left;
    width: 35%;
    font-size: 1.5em;
    color: #fff;
    font-weight: bold;
    /*text-align: justify;*/
    text-shadow: 2px 2px 3px #000;
    background-color: #4C9900;
    padding: 10px 15px;
}

#derecha{
    float: right;
    font-size: 1.5em;
    color: #fff;
    font-weight: bold;
    text-align: center;
    text-shadow: 2px 2px 3px #000;
    padding: 10px 15px;
    width: 30%;
}

#encabezado{
    font-size: 1.8em;
    font-weight: bold;
    color: #fff;
    text-shadow: 2px 2px 3px #000;
    text-align: center;
}