body{background: #edf2f7;}
details{
    font-size: 20px;
    color: #ECECEC;
    padding: 27px 30px;
    margin-bottom: .5rem;
    border: 1px solid transparent;
    background: linear-gradient(#000, #000) padding-box, linear-gradient(312.26deg, #4c3621 0%, #865b28 17.37%, #bc8a2c 37.5%, #f9d656 55.73%, #b27f2b 80.73%, #906226 100%) border-box;
    border-radius: 10px;
}
summary::-webkit-details-marker{display:none;}
summary::-moz-list-bullet{list-style-type:none;}
summary::marker{display:none;}
summary {
    cursor: pointer;
    display:flex;
    justify-content: space-between;
    align-items: center;
}
summary:after {
    content: url("../img/icons/close.svg");
    margin-right: .3em;
}
details[open] > summary:after {
    content: url("../img/icons/open.svg");;
}
summary ~ * {
    color: #8E8E8E;
    font-size: 18px;
    font-weight: 400;
    line-height: 18px;
    letter-spacing: 0.035em;
    text-align: left;
    max-width: 850px;
}
summary:focus {
    outline:0;
    box-shadow: inset 0 0 1px rgba(0,0,0,0.3), inset 0 0 2px rgba(0,0,0,0.3);
}