body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, 'Open Sans', 'Helvetica Neue', sans-serif;
    background-color: #131722;
    color: #d1d4dc;
    margin: 0;
    padding: 20px;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
}

h1 {
    font-size: 24px;
    margin-bottom: 20px;
    font-weight: 500;
}

.table-container {
    width: 100%;
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    text-align: left;
}

th, td {
    padding: 15px;
    border-bottom: 1px solid #2a2e39;
}

th {
    font-size: 12px;
    font-weight: 500;
    color: #787b86;
    text-transform: uppercase;
}

td {
    font-size: 14px;
}

.positive, .rsi-overbought {
    color: #26a69a;
}

.negative, .rsi-oversold {
    color: #ef5350;
}

.header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.controls {
    display: flex;
    align-items: center;
}

#search-input {
    background-color: #2a2e39;
    border: 1px solid #4a4e59;
    color: #d1d4dc;
    padding: 8px 12px;
    border-radius: 4px;
    font-size: 14px;
    margin-right: 10px;
}

#refresh-btn {
    background: none;
    border: none;
    color: #d1d4dc;
    font-size: 24px;
    cursor: pointer;
}

th[data-column] {
    cursor: pointer;
}

th[data-column]::after {
    content: ' ';
    display: inline-block;
    width: 0;
    height: 0;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    margin-left: 5px;
}

th[data-sort="asc"]::after {
    border-bottom: 5px solid #d1d4dc;
}

th[data-sort="desc"]::after {
    border-top: 5px solid #d1d4dc;
}

.crypto-logo {
    width: 24px;
    height: 24px;
    margin-right: 10px;
    vertical-align: middle;
}