.past{
    background: rgba(255, 0, 0, 0.2);
}

.future {
    background: rgba(255, 247, 0, 0.2);
}

.actual {
    background: rgba(0, 171, 109, 0.2);
}

.th {
    text-align: left;
}

.td {
    border-bottom: 0.5px solid gray;
}

.null {
    background: #E5E5E5;
}

.btn_vacunas {
    width: 100%;
    padding: 5px 0px;
    font-size: 0.7em;
    background: transparent;
    border: 0;
    border-radius: 5px;
    transition: all 0.3s ease-in-out;
}

.btn_vacunas:hover {
    background: #ECECEC;
    transition: all 0.3s ease-in-out;
}

.btn_vacunas_lock {
    width: 100%;
    padding: 5px 0px;
    font-size: 0.9em;
    background: #A3EED3;
    border: 0;
    border-radius: 5px;
    transition: all 0.3s ease-in-out;
}

.btn_vacunas_lock:hover {
    background: #09764F;
    transition: all 0.3s ease-in-out;
}