#Close{text-align: center;}
.btn-tech-ctrl{font-weight: 700;color: #000;font-size: 16px;}
.btn-tech-ctrl:hover{color: #333;}
.btn-tech-ctrl:after {
content: "";
    display: inline-block;
    width: 20px;
    height: 20px;
    background: url(data:image/svg+xml;base64,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) no-repeat;
    vertical-align: middle;
    margin: -3px 0 0 1px;
}

.btn-tech-ctrl.collapseds:after{
background: url(data:image/svg+xml;base64,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) no-repeat;
}
.collapsed {
            height: 0;
            padding: 0;
            border: none;
            opacity: 0;
        }