body {
    font-family: Arial, sans-serif;
    background-color: #ddd;
    margin: 0;
    padding: 0;
}

.top-header {
    height: 60px;
    text-align: center;
    padding: 20px;
    background: #ababab;
}
.top-header a {
    color: #fff;
}
.top-header:hover a {
    color: #eee;
}
.logotop {
    width: 40px;
    margin-bottom: 10px;
    display: inline-flex;
}


header {
    color: #005b53;
    text-align: center;
}

a:link, a h2, a i {
    color: #005b53;
    text-decoration: none;
    cursor: pointer;
}

a:hover, a:hover h2, a:hover i {
    color: #333;
}

h1 {
    font-size: 24px;
}

.tool-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin: 30px auto;
    max-width: 1024px;
    width: 90%;
}

.tool-item {
    border: 1px solid #dddfe2;
    background: #fff;
    padding: 20px;
    text-align: center;
    border-radius: 8px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
}

.tool-item p {
    line-height: 25px;
    color: #dd6666;
}

.tool-icon {
    font-size: 48px;
    margin-bottom: 10px;
    display: block;
}

h2 {
    font-size: 18px;
    color: #333;
}

.copyright-container {
    position: relative;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #ddd;
    color: #333;
    font-size: 15px;
    text-align: center;
}

@media screen and (max-width: 768px) {
    .tool-grid {
        grid-template-columns: 1fr;
    }
}