.transparencia {
    filter: alpha(opacity=50);
    opacity: 0.5;
    -moz-opacity: 0.5;
    -webkit-opacity: 0.5;
}

/*::-webkit-input-placeholder {
    color: red;
}

:-moz-placeholder {
    color: red;
}

::-moz-placeholder {
    color: red;
}

:-ms-input-placeholder {
    color: red;
}

input:-moz-placeholder {
    color: red;
}*/

.place::-webkit-input-placeholder {
    color: #E91E63;
    font-style: bold;
}

.place::-moz-placeholder {
    color: #E91E63;
    font-style: bold;
}