.btn-close {
    box-sizing: content-box;
    width: 1em;
    height: 1em;
    padding: .25em .25em;
    color: #000;
    background: transparent url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%23000'%3e%3cpath d='M.293.293a1 1 0 011.414 0L8 6.586 14.293.293a1 1 0 111.414 1.414L9.414 8l6.293 6.293a1 1 0 01-1.414 1.414L8 9.414l-6.293 6.293a1 1 0 01-1.414-1.414L6.586 8 .293 1.707a1 1 0 010-1.414z'/%3e%3c/svg%3e") center/1em auto no-repeat;
    border: 0;
    border-radius: .25rem;
    opacity: .5;
}
.modal-fullscreen {
    width: 100vw;
    max-width: none;
    height: 100%;
    margin: 0;
}
.modal-fullscreen .modal-content {
    height: 100%;
    border: 0;
    border-radius: 0;
}
.modal .modal-content {
    position: relative;
    display: flex;
    flex-direction: column;
    width: 100%;
    pointer-events: auto;
    background-color: #fff;
    background-clip: padding-box;
    border: 1px solid rgba(0,0,0,.2);
    border-radius: .3rem;
    outline: 0;
}
.modal .btn-close {
    position: absolute;
    top: -36px;
    right: 12px;
    opacity: 1;
    border-radius: 0;
    width: 18px;
    height: 18px;
    margin: 0;
    padding: 0;
    background: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='18' height='18' fill='none'%3E%3Cpath stroke='%23fff' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M17 1 1 17M1 1l16 16'/%3E%3C/svg%3E") no-repeat;
}