.transparent_negro {
    position: absolute;
    top: 1px;
    bottom: 1px;
    left: 1px;
    right: 1px;
    z-index: 1;
    opacity: 0.80;
    background-color: black;
    background-size: cover; 
}

#tabreloj {
    position: absolute;
    top: -0px;
    width: 100%;
    z-index: 2;
    font-weight: 400;
}

/*Card component*/
.card-container.card {
    max-width: 350px;
    padding: 40px 40px;
    border: 0px;
    z-index: 2;
    -webkit-box-shadow: 0px 0px 30px -6px rgba(255,255,255,0.95);
    -moz-box-shadow: 0px 0px 30px -6px rgba(255,255,255,0.95);
    box-shadow: 0px 0px 30px -6px rgba(255,255,255,0.95);
    background-color: white;
    margin-top: 150px;
}

.card {
    background-color: transparent;
    /* just in case there no content*/
    padding: 20px 25px 30px;
    margin: 0 auto 25px;
    
}

.form-signin input[type=email],
.form-signin input[type=password],
.form-signin input[type=text],
.form-signin button {
    width: 100%;
    display: block;
    margin-bottom: 10px;
    z-index: 1;
    position: relative;
    -moz-box-sizing: border-box;
    -webkit-box-sizing: border-box;
    box-sizing: border-box;
    font-size: 14px;
}

.custom-checkbox .custom-control-input:checked ~ .custom-control-label::before {
    background-color: green !important;
}

.custom-checkbox .custom-control-input:checked:focus ~ .custom-control-label::before {
    box-shadow: 0 0 0 1px #fff, 0 0 0 0.2rem rgba(0, 255, 0, 0.25)
}

.custom-checkbox .custom-control-input:focus ~ .custom-control-label::before {
    box-shadow: 0 0 0 1px #fff, 0 0 0 0.2rem rgba(0, 0, 0, 0.25)
}

.custom-checkbox .custom-control-input:active ~ .custom-control-label::before {
    /*background-color: #C8FFC8;*/
}

.textarea:focus, input:focus, input[type]:focus {
    /*border-color: rgb(21, 87, 36);
    box-shadow: 0 1px 1px rgba(212, 237, 218, 0.075)inset, 0px 0px 2px 5px rgba(212,237,218,0.88);
    outline: 0 none;*/
}

/* Sticky footer styles
-------------------------------------------------- */

#modal_mantenimiento {
    padding-right: 0px;
}

#modal_mantenimiento .modal-dialog {
    top: 20%;
}

#modal_mantenimiento .modal-body {
    color: #0d6efd;
}

a:link {
    color: #0d6efd;
    text-decoration: none;
}

a:visited {
    color: #0d6efd;
}

a:focus {
    color: #0d6efd;
}

a:hover {
    color: #0d6efd;
}

a:active {
    color: #0d6efd;
}