.letter_container ul li:before {
    content: none;
}
.letter_container {
    border: 4px solid #f2f2f2;
    padding: 20px;
    max-width: 884px;
    justify-content: center;
    margin-left: auto;
    margin-right: auto;
}
.items-cfilter {
    height: auto;
}
.letter_container ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.letter_container ul li {
    display: flex;
    align-items: center;
    position: relative;
    border-bottom: 1px solid black;
    margin-top: 15px;
    width: 98%;
}
.letter_container ul li a:hover {
    color: #EF7D00;
}
.letter_container ul li:hover {
    border-bottom-color: #EF7D00;
}
.az-navigation {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    margin-bottom: 10px;
    max-width: 884px;
    margin-left: auto;
    margin-right: auto;
    gap: 5px;
}
.az-navigation a, .az-navigation span {
    display: inline-block;
    padding: 5px;
    font-weight: bold;
    text-decoration: none;
    color: #34363c;
    border: 1px solid #34363c;
    text-align: center;
    min-width: 28px;
}
@media screen and (max-width: 900px) {
    .az-navigation {
        max-width: 100%;
        padding: 0 10px;
    }
}
.az-navigation .disabled {
    color: #ccc;
    border-color: #ccc;
    cursor: not-allowed;
}
.az-navigation a:hover {
    background: linear-gradient(to right, #ffd513 0%, rgba(243, 149, 0, 1) 100%);
    color: white;
    border: none;
}
.button_container {
    max-width: 884px;
    height: 60px;
    margin-left: auto;
    margin-right: auto;
    position: sticky;
    bottom: 0;
    background: transparent;
    display: flex;
    justify-content: flex-end; 
    align-items: center;
    padding: 10px;
    z-index: 99;
}
#scrollTopBtn {
    background: linear-gradient(to right, #ffd513 0%, rgba(243, 149, 0, 1) 100%);
    padding: 10px;
    font-size: 14px;
    width: 50px;
    height: 50px;
    transition: opacity 0.3s;
    display: none;
    position: relative;
    cursor: pointer; 
    font-size: 20px;
    font-weight: 400;
    color: white; 
    border: none;
    z-index: 1000;
    transition: opacity 0.3s ease-in-out;
}
#scrollTopBtn:hover {
    background: linear-gradient(to right, #ffd513 100%, rgba(243, 149, 0, 1) 0%);
}
@media (max-width: 1200px) {
    .button_container {
        max-width: 90%;
    }
}
@media (max-width: 768px) {
    .button_container {
        max-width: 100%;
        padding: 20px;
        bottom: 120px;
    }
    #scrollTopBtn {
        width: 40px;
        height: 40px;
        font-size: 16px;
        bottom: 160px !important;
    }
}
@media (max-width: 480px) {
    .button_container {
        bottom: 140px;
    }
    #scrollTopBtn {
        bottom: 160px !important;
    }
}