html{
            height: 100%;
        }
        body {
            background: linear-gradient(135deg, #00507D, #F9B233);
            /* background: linear-gradient(135deg, rgba(156, 1, 94, 0.8), rgba(3, 89, 140, 0.8)), #fff;  */
            font-family: Arial, sans-serif;
            display: flex;
            justify-content: center;
            align-items: center;
            margin: 0;
        }
        .login-box {
            background: white;
            border-radius: 20px;
            box-shadow: 0 4px 12px rgba(0,0,0,0.3);
            width: 870px;
            overflow: hidden;
            margin: 15px 0;
        }
        .login-header {
            background: #333694;
            color: white;
            text-align: center;
            padding: 20px;
            font-size: 24px;
        }
        .login-body {
            display: flex;
        }
        .padding20{
            padding: 20px;
        }
        .login-body input {
            width: 100%;
            padding: 8px;
            margin: 10px 0;
            border: 1px solid #ccc;
            border-radius: 8px;
            outline: none;
        }
        .login-body button {
            width: 100%;
            padding: 12px;
            background: #00AEEF;
            border: none;
            color: white;
            font-size: 16px;
            border-radius: 8px;
            cursor: pointer;
        }
        .login-body button:hover {
            background: #03598c;
        }
        select {
            width: 100%;
            padding: 12px;
            margin: 10px 0;
            border: 1px solid #ccc;
            border-radius: 8px;
            outline: none;
            cursor: pointer;
            background-size: 16px;
        }

        select:focus {
            outline: none;
            border-color: #6C82F2; /* Color azul por ejemplo */
            box-shadow: 0 0 5px rgba(108, 130, 242, 0.5);
        }
        #ModalMensaje .modal-content {
            border-radius: 20px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
            border: none;
            background: #ffffff;
            overflow: hidden;
            transition: all 0.3s ease-in-out;
        }
        /*  MODAL MENSAJE  */
        /* Header: simple, elegante */
        #ModalMensaje .modal-header {
            border-bottom: none;
            background: linear-gradient(135deg, #4a00e0, #8e2de2);
            padding: 1rem;
            display: flex;
            justify-content: flex-end;
        }


        #ModalMensaje .btn-close:hover {
            opacity: 1;
        }

        /* Body: texto grande y visual */
        #ModalMensajeTexto {
            text-align: center;
            font-size: 1.75rem;
            font-weight: 600;
            color: #333;
            margin: 20px;
            line-height: 1.4;
        }

        /* Footer: limpio y bien alineado */
        #ModalMensaje .modal-footer {
            border-top: none;
            background: #f7f7f7;
            justify-content: center;
            padding: 1.5rem;
        }

        /* Botón: moderno y animado */
        #ModalMensaje .btn-primary {
            background: linear-gradient(307deg, #1f16d2, #988fd9);
            border: none;
            color: white;
            padding: 12px 35px;
            border-radius: 50px;
            font-size: 1rem;
            font-weight: 500;
            letter-spacing: 0.5px;
            box-shadow: 0 5px 15px rgba(255, 65, 108, 0.4);
            transition: all 0.3s ease;
        }

        #ModalMensaje .btn-primary:hover {
            
            transform: translateY(-2px) scale(1.03);
            box-shadow: 0 8px 20px rgba(255, 65, 108, 0.5);
        }
        /*  img card  */
        .width50{
            width: 50%;
        }
        .divCenter{
            display: flex;
            flex-direction: column;
            align-items: center;
        }
        .backgroundImgs{
            display: block;
            background: white;
            border-radius: 20px 0px 0px 20px;
            position: relative;
        }
        .ResMovilImg{
            display: block;
        }
        .imgLogo{
            border-radius: 0px 0px 0px 20px;
            width: 420px;
            height: 100%;
        }
        .divConvocatoria{
            position: absolute;
            bottom: 150px;
            left: 120px;
        }
        .btnConvocatoria{
            color: white;
            background-color: #00AEEF;
        }
        .btnConvocatoria:hover {
            background-color: #00AEEF;
            color: white;
            transform: scale(1.05);
        }
        /* -------*/
        @media (max-width: 768px){
            .login-box {
                width: 90%;
            }
            html{
                height: auto;
            }
            .ResMovilImg{
                display: none;
            }
        }