body {
    background-color: #d8d8d8;
    margin: 2%;
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.main_container {
    max-width: 600px;
    margin: 120px auto;
    width: 85%;
    border: 1px solid black;
    border-radius: 25px;
    background-color: black;
    color: rgb(216, 216, 216);
    padding: 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
}

h1 {
    margin: 0;
    padding-bottom: 15px;
    font-size: 2rem;
    font-weight: 800;
    line-height: 1.5;
}

form {
    margin: 10px auto;
    padding: 10px 10px 0 10px;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.theme {
    width: 65%;
    min-width: 120px;
    height: 35px;
    border-radius: 10px;
    padding: 0 10px;
    font-size: 1rem;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-weight: 510;
    color: rgba(0, 0, 0, 0.8);
    border: 1px solid #d8d8d8;
}

.submit {
    width: 20%;
    min-width: 100px;
    height: 37px;
    border-radius: 10px;
    font-size: 1rem;
    padding: 0 15px;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-weight: 510;
    color: rgba(0, 0, 0, 0.7);
    border: 1px solid #d8d8d8;
    cursor: pointer;
}

small {
    font-style: italic;
    display: block;
    text-align: initial;
    padding-left: 7%;
    padding-bottom: 30px;
}

.colour_container {
    margin: auto 0;
    padding: 20px 0;
    width: 100%;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    justify-content: center;
}

.hidden {
    display: none;
}

.colour_panel {
    width: 20%;
    min-width: 100px;
    max-width: 200px;
    aspect-ratio: 1/1.2;
    display: flex;
    flex-direction: column;
    align-items:center;
}

.colour {
    border: 1px solid rgb(216, 216, 216);
    width: 100%;
    height: 80%;
    max-height: 180px;
    background-color: rgb(216, 216, 216);
    border-radius: 10px;
    color: black;
    border: 1px solid #d8d8d8;
}

.colour-label {
    width: 100%;
    text-align: center;
    margin: 8px 0;
    font-size: 0.9rem;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

.copy-btn {
    width: 70%;
    max-width: 120px;
    padding: 5px 8px;
    text-align: center;
    font-size: 0.9rem;
    border-radius: 10px;
    cursor: pointer;
    align-items: center;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    font-weight: 510;
    color: rgba(0, 0, 0, 0.8);
    border: 1px solid #d8d8d8;
    background-color: #d8d8d8;
}

footer {
    border-top: 1px solid rgb(216, 216, 216);
    padding-top: 15px;
    font-size: 0.9rem;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
}

a {
    color: rgba(203, 119, 255, 0.9);
    background-color: transparent;
    text-decoration: none;
}