.stylesbtn {
    text-align: center;
    margin: 30px 0;
}

.month{
    font-weight: bold;
}

.btn-border-glow {
    background-color: #4a6fa5;
    color: white;
    border: none;
    padding: 12px 24px;
    font-size: 16px;
    border-radius: 6px;
    cursor: pointer;
    transition: all 0.3s;
    position: relative;
    overflow: hidden;
}

.btn-border-glow:hover {
    background-color: #3a5a8a;
    box-shadow: 0 0 10px rgba(74, 111, 165, 0.8);
}

/* Стили для модального окна календаря */
.modalgrid {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 1000;
    overflow-y: auto;
}

.modal-contentgrid {
    background-color: rgb(140, 192, 241);
    margin: 5% auto;
    padding: 15px;
    width: 90%;
    max-width: 900px;
    border-radius: 10px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    position: relative;
}

.modalgrid .close {
    position: absolute;
    top: 5px;
    right: 20px;
    font-size: 20px;
    font-weight: bold;
    color: #4d4d4d;
    cursor: pointer;
}

.modalgrid .close:hover {
    color: #050505;
    font-size: 28px;
    top: 0px;
}

/* Стили для сетки месяцев */
.grid-container {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 15px;
    margin-top: 15px;
}

.grid-item {
    border: 1px solid #ddd;
    padding: 15px;
    border-radius: 5px;
    background: #e3f4f8;
    transition: all 0.3s;
}

.grid-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 10px rgba(0,0,0,0.1);
}

.grid-item h3 {
    margin-top: 0;
    color: #2c3e50;
}

.grid-item p {
    margin-bottom: 0;
    color: #7f8c8d;
}

@media (max-width: 900px) {
    .grid-container {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 600px) {
    .grid-container {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 400px) {
    .grid-container {
        grid-template-columns: 1fr;
    }
}