.card {
    --bs-card-spacer-y: 1rem;
    --bs-card-spacer-x: 1rem;
    --bs-card-title-spacer-y: 0.5rem;
    --bs-card-border-width: 1px;
    --bs-card-border-color: var(--bs-border-color-translucent);
    --bs-card-border-radius: 0.375rem;
    --bs-card-box-shadow: ;
    --bs-card-inner-border-radius: calc(0.375rem - 1px);
    --bs-card-cap-padding-y: 0.5rem;
    --bs-card-cap-padding-x: 1rem;
    --bs-card-cap-bg: rgba(0, 0, 0, 0.03);
    --bs-card-cap-color: ;
    --bs-card-height: ;
    --bs-card-color: ;
    --bs-card-bg: #a7d4ff;
    --bs-card-img-overlay-padding: 1rem;
    --bs-card-group-margin: 0.75rem;
    position: relative;
    display: flex;
    flex-direction: column;
    min-width: 0;
    height: var(--bs-card-height);
    word-wrap: break-word;
    background-color: var(--bs-card-bg);
    background-clip: border-box;
    border: var(--bs-card-border-width) solid var(--bs-card-border-color);
    border-radius: var(--bs-card-border-radius);
}

.list-group {
    --bs-list-group-color: #212529;
    --bs-list-group-bg: #93faa1b0;
    --bs-list-group-border-color: rgba(0, 0, 0, 0.125);
    --bs-list-group-border-width: 1px;
    --bs-list-group-border-radius: 0.375rem;
    --bs-list-group-item-padding-x: 1rem;
    --bs-list-group-item-padding-y: 0.5rem;
    --bs-list-group-action-color: #495057;
    --bs-list-group-action-hover-color: #495057;
    --bs-list-group-action-hover-bg: #00c3ffa8;
    --bs-list-group-action-active-color: #212529;
    --bs-list-group-action-active-bg: #ff00aaa4;
    --bs-list-group-disabled-color: #6c757d;
    --bs-list-group-disabled-bg: #fcc306;
    --bs-list-group-active-color: #e75834;
    --bs-list-group-active-bg: #0d6efd;
    --bs-list-group-active-border-color: #0d6efd;
    display: flex;
    flex-direction: column;
    padding-left: 0;
    margin-bottom: 0;
    border-radius: var(--bs-list-group-border-radius);
}

body {
    background-color: #1f2029;
    color: #C2C1C8;
    font-family: calibri;
    background-image: url('https://s3-us-west-2.amazonaws.com/s.cdpn.io/1462889/pat.svg');
    background-size: 50%;
}

::selection {
    background-color: #a7d4ff;
    color: #1f2029;
}

::-webkit-scrollbar {
    width: 1vw;
}

::-webkit-scrollbar-track {
    background-color: #a7d4ff;
    border: 0.35vw solid #1F2029;
}

::-webkit-scrollbar-thumb {
    background-color: #a7d4ff;
    border-radius: 1vw;
}

::-webkit-scrollbar-button {
    background-color: #1F2029;
    color: #a7d4ff;
}

::-webkit-scrollbar-corner {
    background-color: black;
}

.menu-container {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 100;
}

.menu-nav-thong-tin {
    margin: 0;
    padding: 0;
    display: flex;
    list-style: none;
    justify-content: center;
    align-items: center;
}

.menu-item {
    flex: 1;
    text-align: center;
    width: 100%;
    height: auto;
    display: flex;
    align-items: center;
    justify-content: center;
    align-items: center;
    align-content: center;
    background-color: #a7d4ff;
    vertical-align: middle;
    margin: 0 auto;
    padding: 0;
    outline: none;
    overflow: hidden;
    list-style-type: none;
    border: 0.2vw solid #a7d4ff;
}

.menu-item a {
    border: 1px solid #31d2f2;
}

.menu-link {
    color: #1F2029;
    width: 100%;
    display: inline-block;
    text-align: center;
    text-decoration: none;
    font-weight: bold;
    font-size: 1vw;
    -webkit-transition: all 300ms linear;
    transition: all 300ms linear;
    padding: 0.8vw 0 0.8vw 0;
    border-radius: 0.5vw;
    opacity: 1;
    /* Đổi độ mờ thành 1 */
    transition: opacity .2s ease-in-out;
    /* Thêm hiệu ứng chuyển động */
}

.menu-link:hover,
.menu-link:focus,
.menu-link:active {
    background-image: url('https://s3-us-west-2.amazonaws.com/s.cdpn.io/1462889/pat.svg');
    background-size: 50%;
    background-color: #1F2029;
    color: white;
    opacity: 1;
    /* Làm nút trở nên rõ hơn khi rê chuột */
    transform: scale(0.95);
    /* Thu nhỏ nút khi nhấn */

}

/* Style cho tab */
.tab-noidung.active {
    display: block;
}

.tab-noidung {
    display: none;
}

.tab-noidung.active {
    display: block;
}

@media screen and (max-width: 767px) {
    .menu-nav-thong-tin {
        flex-direction: column;
    }

    .menu-item {
        flex: none;
    }

    .tab-menu {
        display: block;
    }

    /* Hiển thị lớn hơn cho màn hình nhỏ */
    .menu-link {
        padding: 15px;
        font-size: 3vw;
        margin-bottom: 5px;
    }
}




#main-username {
    width: 100%;
    height: 100%;
    margin-top: 1vw;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: center;
    align-items: center;
    align-content: center;
}

#col-01 {
    height: 100%;
    display: inline-block;
    flex-grow: 1;
}

#user-avatar {
    border-radius: 50%;
    border: 0.2vw solid #a7d4ff;
    width: 8vw;
    height: 8vw;
    display: block;
    margin: 0 auto;
    margin-top: 2.5vw;
    -webkit-transition: all 400ms ease-out;
    transition: all 400ms ease-out;
}

#user-avatar:hover {
    box-shadow: 0.3vw 0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), 0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw 0.3vw 1vw rgba(255, 235, 167, .2);
}

#user-name {
    display: block;
    border: 0.2vw solid #a7d4ff;
    border-radius: 1.5vw;
    width: 50%;
    margin: 0 auto;
    text-align: center;
    color: white;
    font-weight: bold;
    font-size: 15px;
    padding: 0.8vw;
    margin-top: 1.5vw;
    -webkit-transition: all 400ms ease-out;
    transition: all 400ms ease-out;
}

#user-name:hover {
    box-shadow: 0.3vw 0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), 0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw 0.3vw 1vw rgba(255, 235, 167, .2);
}

/* #user-logout {
    display: block;
    border: 0.2vw solid transparent;
    border-radius: 1.5vw;
    background-color: #ffeba7;
    width: 50%;
    margin: 0 auto;
    text-align: center;
    color: #1f2029;
    font-weight: bold;
    font-size: 15px;
    padding: 0.8vw;
    margin-top: 1.5vw;
    -webkit-transition: all 400ms ease-out;
    transition: all 400ms ease-out;
  }
  
  #user-logout:hover {
    background-color: transparent;
    border: 0.2vw solid #ffeba7;
    color: #ffeba7;
    text-shadow: 0.2vw 0.2vw 0.5vw #7b7b83;
    box-shadow: 0.3vw 0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), 0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw 0.3vw 1vw rgba(255, 235, 167, .2);
  } */

#col-02 {
    height: 100%;
    display: inline-block;
    flex-grow: 3;
}

.profile-title {
    color: #a7d4ff;
    font-size: 1.5vw;
    font-weight: bold;
    text-align: center;
}

.tab-doipasss {
    color: #a7d4ff;
    font-size: 1vw;
    font-weight: bold;
    text-align: center;
}


.profile-subtitle {
    display: block;
    color: #a7d4ff;
    font-size: 2vw;
}

.profile-subcontent {
    font-size: 15px;
    color: #a7d4ff;
    width: 5%;
    margin-left: auto;
    margin-right: auto;
}

.profile-naptien {}

.profile-inform {
    display: flex;
    flex-direction: row;
    justify-content: flex-start;
    align-items: center;
    align-content: center;
    margin: 0 auto;
    margin-top: 1vw;
    border: 0.1vw solid #a7d4ff;
    border-radius: 2.5vw;
    width: 100%;
    height: 50px;
    -webkit-transition: all 400ms ease-out;
    transition: all 400ms ease-out;
    color: white;
}

.profile-inform:hover {
    box-shadow: 0.2vw 0.2vw 0.5vw rgba(255, 235, 167, .2), -0.2vw -0.2vw 0.5vw rgba(255, 235, 167, .2), 0.2vw -0.2vw 0.5vw rgba(255, 235, 167, .2), -0.2vw 0.2vw 0.5vw rgba(255, 235, 167, .2);
    color: #a7d4ff;
}


.profile-icon {
    display: block;
    color: #a7d4ff;
    margin-left: 0.3vw;
    padding-right: 0.5vw;
}

#username-dulieu {
    font-size: 2vw;
}

#kichhoat-dulieu {
    font-size: 2vw;
}

#ninja-dulieu {
    font-size: 2vw;
}

#phone-dulieu {
    font-size: 2vw;
}

#luong-dulieu {
    font-size: 2vw;
}

#coin-dulieu {
    font-size: 2vw;
}

#tieuLuong-dulieu {
    font-size: 2vw;
}

@media only screen and (max-width: 600px) {
    .profile-subtitle {
        display: block;
        color: #a7d4ff;
        font-size: 15px;
    }

    .profile-title {
        font-size: 20px;
    }

    .tab-doipasss {
        font-size: 13px;
    }

    #username-dulieu {
        font-size: 15px;
    }

    #kichhoat-dulieu {
        font-size: 15px;
    }

    #ninja-dulieu {
        font-size: 15px;
    }

    #phone-dulieu {
        font-size: 15px;
    }

    #luong-dulieu {
        font-size: 15px;
    }

    #coin-dulieu {
        font-size: 15px;
    }

    #tieuLuong-dulieu {
        font-size: 15px;
    }

}


.animation-target {
    opacity: 0;
}

.animation-target.active {
    opacity: 0;
}

.active.fade-top {
    animation: fade-top 0.5s linear 1 forwards;
}

.active.fade-bottom {
    animation: fade-bottom 0.5s linear 1 forwards;
}

.active.fade-left {
    animation: fade-left 0.5s linear 1 forwards;
}

.active.fade-right {
    animation: fade-right 0.5s linear 1 forwards;
}

.active.fade-out {
    animation: fade-out 0.5s linear 1 forwards;
}

.active.fade-in {
    animation: fade-in 0.35s linear 1 forwards;
}

.delay-01 {
    animation-delay: 0.1s !important;
}

.delay-02 {
    animation-delay: 0.2s !important;
}

.delay-03 {
    animation-delay: 0.3s !important;
}

.delay-04 {
    animation-delay: 0.4s !important;
}

.delay-05 {
    animation-delay: 0.5s !important;
}

.delay-06 {
    animation-delay: 0.6s !important;
}

.delay-07 {
    animation-delay: 0.7s !important;
}

.delay-08 {
    animation-delay: 0.8s !important;
}

.delay-09 {
    animation-delay: 0.9s !important;
}

.delay-10 {
    animation-delay: 1s !important;
}

.delay-11 {
    animation-delay: 1.1s !important;
}

.delay-12 {
    animation-delay: 1.2s !important;
}

.delay-13 {
    animation-delay: 1.3s !important;
}

.delay-14 {
    animation-delay: 1.4s !important;
}

.delay-15 {
    animation-delay: 1.5s !important;
}

@keyframes fade-top {
    0% {
        transform: translateY(-5vw);
        opacity: 0;
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fade-bottom {
    0% {
        transform: translateY(5vw);
        opacity: 0;
    }

    100% {
        transform: translateY(0);
        opacity: 1;
    }
}

@keyframes fade-left {
    0% {
        transform: translateX(-6.5vw);
        opacity: 0;
    }

    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fade-right {
    0% {
        transform: translateX(6.5vw);
        opacity: 0;
    }

    100% {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes fade-out {
    0% {
        transform: scale(0, 0) rotate(90deg);
        opacity: 0;
    }

    100% {
        transform: scale(1, 1) rotate(0deg);
        opacity: 1;
    }
}

@keyframes fade-in {
    0% {
        transform: scale(0, 1);
        opacity: 0;
    }

    100% {
        transform: scale(1, 1);
        opacity: 1;
    }
}


#username-lietke b,
#username-lietke span {
    width: 100%;
    display: flex;
    justify-content: center;
    /* căn giữa theo chiều ngang */
    align-items: center;
    /* căn giữa theo chiều dọc */
    text-align: center;
    /* căn giữa nội dung văn bản */
}

#kichhoat-lietke b,
#kichhoat-lietke span {
    width: 100%;
    display: flex;
    justify-content: center;
    /* căn giữa theo chiều ngang */
    align-items: center;
    /* căn giữa theo chiều dọc */
    text-align: center;
    /* căn giữa nội dung văn bản */
}

#ninja-lietke b,
#ninja-lietke span {
    width: 100%;
    display: flex;
    justify-content: center;
    /* căn giữa theo chiều ngang */
    align-items: center;
    /* căn giữa theo chiều dọc */
    text-align: center;
    /* căn giữa nội dung văn bản */
}

#phone-lietke b,
#phone-lietke span {
    width: 100%;
    display: flex;
    justify-content: center;
    /* căn giữa theo chiều ngang */
    align-items: center;
    /* căn giữa theo chiều dọc */
    text-align: center;
    /* căn giữa nội dung văn bản */
}

#luong-lietke b,
#luong-lietke span {
    width: 100%;
    display: flex;
    justify-content: center;
    /* căn giữa theo chiều ngang */
    align-items: center;
    /* căn giữa theo chiều dọc */
    text-align: center;
    /* căn giữa nội dung văn bản */
}

#coin-lietke b,
#coin-lietke span {
    width: 100%;
    display: flex;
    justify-content: center;
    /* căn giữa theo chiều ngang */
    align-items: center;
    /* căn giữa theo chiều dọc */
    text-align: center;
    /* căn giữa nội dung văn bản */
}

#tieuLuong-lietke b,
#tieuLuong-lietke span {
    width: 100%;
    display: flex;
    justify-content: center;
    /* căn giữa theo chiều ngang */
    align-items: center;
    /* căn giữa theo chiều dọc */
    text-align: center;
    /* căn giữa nội dung văn bản */
}


/* CSS cho bảng chứa tỉ giá */
.bangx1 {
    padding: 10px;
    text-align: center;
    border: 1px solid #a7d4ff;
    background-color: #198754;
    color: white;
    padding: 10px;
    font-size: 20px;
    text-align: center;
}

.my-table {
    width: 100%;
    border-collapse: collapse;
}

.my-table th,
.my-table td {
    padding: 10px;
    text-align: center;
    border: 1px solid #a7d4ff;
}

.my-table .table-primary {
    background-color: #179db8;
    /*mầu giá vnd*/
    color: white;
    font-size: 20px;
    text-align: center;
}

.my-table .table-row {
    background-color: #198754;
    color: white;
    font-size: 20px;
    text-align: center;
}

.my-table .table-row:nth-child(even) {
    background-color: #179db8;
    /*mầu giá lượng*/
}

.my-table .table-heading {
    font-weight: bold;
}

.my-table .table-highlight {
    font-weight: bold;
    color: #0dcaf0;
}

/* CSS cho bảng chứa thông tin ngân hàng */
.donate-table {
    width: 100%;
    border-collapse: collapse;
}

.donate-table th,
.donate-table td {
    color: #ff00aa;
    padding: 10px;
    /*text-align: left;*/
    text-align: center;
    border: 1px solid #ff00aa;

}

.donate-table .table-heading {
    font-weight: bold;
}

.donate-table .table-highlight {
    font-weight: bold;
    color: #ff00aa;
}

/* thông tin tài khoản*/
.user-table {
    width: 100%;
    border-collapse: collapse;
}

.user-table th,
.user-table td {
    color: #a7d4ff;
    padding: 10px;
    /*text-align: left;*/
    text-align: center;
    border: 1px solid #ffeba7;

}

.user-table .user-heading {
    font-weight: bold;
}

.user-table .user-highlight {
    font-weight: bold;
    color: #a7d4ff;
}

@media only screen and (max-width: 600px) {

    /* CSS cho bảng chứa tỉ giá trên màn hình điện thoại */
    .my-table th,
    .my-table td {
        padding: 5px;
        font-size: 15px;
    }

    .my-table .table-primary,
    .my-table .table-row {
        font-size: 15px;
    }

    .my-table .table-heading,
    .my-table .table-highlight {
        font-size: 15px;
    }

    /* CSS cho bảng chứa thông tin ngân hàng trên màn hình điện thoại */
    .donate-table th,
    .donate-table td {
        padding: 5px;
        font-size: 15px;
    }

    .donate-table .table-heading,
    .donate-table .table-highlight {
        font-size: 15px;
    }

    /* thông tin tài khoản*/
  

    .user-table th,
    .user-table td {
        padding: 5px;
        /*text-align: left;*/
        font-size: 15px;

    }

    .user-table .user-heading {
        font-size: 15px;
    }

    .user-table .user-highlight {
        font-size: 15px;
    }
}

/*Ảnh nền modal*/
.modal-content {
    background-color: #1f2029;
    color: #C2C1C8;
    font-family: calibri;
    background-image: url('https://s3-us-west-2.amazonaws.com/s.cdpn.io/1462889/pat.svg');
    background-size: 50%;
}

/*#can-giua {
  display: flex;
  justify-content: center;
  align-items: center;
}*/

#titchu {
    text-align: center;
    font-size: 20px;
    font-weight: bold;
    color: #ffeba7;
    text-shadow: -10px 8px 24px rgba(255, 235, 167, .2);
}

.cochu {
    text-align: center;
    font-size: 15px;
    font-weight: bold;
    color: #ffeba7;
    text-shadow: -10px 8px 24px rgba(255, 235, 167, .2);
}

/* Thiết lập kiểu dáng cho nút copy */
.copy-btn {
    background-color: #46ffb7;
    /* Green */
    border: none;
    color: #000000;
    padding: 5px 10px;
    text-align: center;
    text-decoration: none;
    display: inline-block;
    font-size: 15px;
    margin: 4px 2px;
    cursor: pointer;
    transition: opacity .2s ease-in-out;
    /* Thêm hiệu ứng chuyển động */
}

.copy-btn:hover {
    opacity: 1;
    /* Làm nút trở nên rõ hơn khi rê chuột */
    background-color: #0dcaf0;
}

.copy-btn:active {
    transform: scale(0.90);
    /* Thu nhỏ nút khi nhấn */
    opacity: 1;
}

.copy-success {
    background-color: #4CAF50;
    color: white;
    padding: 5px 10px;
    text-align: center;
    display: none;
}

/* .btn {
    color: #000000;
    border: 1px solid #ffeba7;
    background-image: url('https://s3-us-west-2.amazonaws.com/s.cdpn.io/1462889/pat.svg');
    background-size: 50%;
    opacity: 1; /* Đổi độ mờ thành 1 */
/*   transition: opacity .2s ease-in-out; /* Thêm hiệu ứng chuyển động */
/* }*/
.btn:hover {
    opacity: 1;
    /* Làm nút trở nên rõ hơn khi rê chuột */
    background-color: #dc3545;
    border: 1px solid #ffeba7;
}

.copy-btn:hover {
    transform: scale(1.1);
    /* Phóng to nút lên 110% khi hover */
}

.btn:active {
    transform: scale(0.90);
    /* Thu nhỏ nút khi nhấn */
    opacity: 1;
}

/* Định dạng cho nút đóng */
.btn-close {
    border: 1px solid #ff00dd;
    background-color: #ffeba7;
    width: 20px;
    height: 20px;
    opacity: 1;
    /* Đổi độ mờ thành 1 */
    transition: opacity .2s ease-in-out;
    /* Thêm hiệu ứng chuyển động */
}

/* Định dạng khi hover vào nút */
.btn-close:hover {
    opacity: 1;
    /* Làm nút trở nên rõ hơn khi rê chuột */
    background-color: #dc3545;
    border: 1px solid #ffeba7;
}

/* Định dạng khi nhấn vào nút */
.btn-close:active {
    transform: scale(0.90);
    /* Thu nhỏ nút khi nhấn */
    opacity: 1;
}

#select_table {
    margin: 0 auto;
    border: 3px solid #ffeba7;
    border-collapse: collapse;
    color: #2c3338;
    border-radius: 8px;
}

.sl_tr,
.sl_td,
.sl_th {
    border: 3px solid #ffeba7;
}

.sl_th {
    font-size: 15px;
    height: 60px;
    font-weight: bold;
    color: #ffeba7;
    text-shadow: -10px 8px 24px rgba(255, 235, 167, .2), 5px 5px 8px black;
}

.sl_td {
    font-size: 15px;
    height: 45px;
    color: #ffeba7;
    verticle-align: middle;
    text-align: center;
    font-weight: 500;
}

.sl_tr:hover {
    background-color: transparent;
    text-shadow: none;
    color: #C2C1C8;
    cursor: cell;
    font-weight: normal;
}

.nap-coin {
    display: block;
    width: 100%;
    color: #000000;
    font-size: 20px;
    background-color: #2a2b38;
    background-image: url('https://s3-us-west-2.amazonaws.com/s.cdpn.io/1462889/pat.svg');
    background-size: 50%;
    border: 2px solid #ffeba7;
   box-shadow: 0.3vw 0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), 0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw 0.3vw 1vw rgba(255, 235, 167, .2);
  display: block;
    margin: 0 auto;
    border-radius: 8px;
}
.user-card {
    display: block;
    width: 100%;
    background-color: #2a2b38;
    background-image: url('https://s3-us-west-2.amazonaws.com/s.cdpn.io/1462889/pat.svg');
    background-size: 50%;
    border: 2px solid #ffeba7;
    box-shadow: 0.3vw 0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), 0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw 0.3vw 1vw rgba(255, 235, 167, .2);
 display: block;
    margin: 0 auto;
}
.lichsu-card {
    display: block;
    width:68.2%;
    background-color: #2a2b38;
    background-image: url('https://s3-us-west-2.amazonaws.com/s.cdpn.io/1462889/pat.svg');
    background-size: 50%;
    border: 2px solid #ffeba7;
   box-shadow: 0.3vw 0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), 0.3vw -0.3vw 1vw rgba(255, 235, 167, .2), -0.3vw 0.3vw 1vw rgba(255, 235, 167, .2);
 display: block;
    margin: 0 auto;
}
.btn-cangiua {
    display: flex;
    justify-content: center;
    align-items: center;
  }

.tex-fone {
    color: #000080;
    font-size: 20px;
    font-weight: bold;
}
.maincontent-texxx {
    color: #a7d4ff;
    font-size: 1.3vw;
    font-weight: bold;
    text-align: center;
  }
  .alert {
    color: #ff0800e1;
    font-size: 20px;
  }
  .tex-conin {
    color: #DC3545;
    font-size: 20px;
  }
  .card-header {
    color: #a7d4ff;
    font-size: 30px;
    text-align: center;
    font-weight: bold;
  }
  .tex-tieude {
    color: #a7d4ff;
    font-size: 20px;
    font-weight: bold;
    text-align: center;
  }
  .tex-thongtin {
    color: red;
    font-size: 20px;
    font-weight: bold;
    text-align: center;
  }
  .btn-coin{  
    border-radius: 4px;
    height: 44px;
    font-size: 15px;
    font-weight: 700;
    text-transform: uppercase;
    -webkit-transition : all 200ms linear;
    transition: all 200ms linear;
    padding: 0 30px;
    letter-spacing: 1px;
    display: -webkit-inline-flex;
    display: -ms-inline-flexbox;
    display: inline-flex;
    -webkit-align-items: center;
    -moz-align-items: center;
    -ms-align-items: center;
    align-items: center;
    -webkit-justify-content: center;
    -moz-justify-content: center;
    -ms-justify-content: center;
    justify-content: center;
    -ms-flex-pack: center;
    text-align: center;
    border: none;
    background-color: rgb(255, 136, 0);
    color: #000000;
    box-shadow: 0 8px 24px 0 rgba(255,235,167,.2);
    opacity: 1; /* Đổi độ mờ thành 1 */
    transition: opacity .2s ease-in-out; /* Thêm hiệu ứng chuyển động */
  }
  .btn-coin:active,
  .btn-coin:focus{  
    background-color: #1F2029;
    color: #a7d4ff;
    text-shadow: 2px 2px 5px #7b7b83;
    box-shadow: 0 8px 24px 0 rgba(16,39,112,.2);
    transform: scale(0.95); /* Thu nhỏ nút khi nhấn */
  }
  .btn-coin:hover{  
    background-color: #000000;
    color: #ffffff;
    text-shadow: 2px 2px 5px #7b7b83;
    box-shadow: 0 8px 24px 0 rgba(16,39,112,.2);
    opacity: 1; /* Làm nút trở nên rõ hơn khi rê chuột */
  } 
@media screen and (max-width: 500px) {
    #titchu {
        font-size: 15px;
    }
    .alert {
        font-size: 15px;
      }
    .nap-coin {
        width: 95%;
        border: 1px solid #a7d4ff;
    }
    .user-card {
        width: 100%;
        border: 1px solid #a7d4ff;
    }
    .lichsu-card {
        width: 95%;
        border: 1px solid #a7d4ff;
    }
    .tex-fone {
        font-size: 15px;
    }
    .maincontent-texxx {
        font-size: 15px;
      }
      .card-header {
        font-size: 15px;
      }
      .tex-tieude {
        font-size: 15px;
      }
      .tex-thongtin {
        font-size: 15px;
      }

}