#radex-calculator {
    padding: 80px;
    max-width: 100%;
    background-color: #1f2223;
    color: #fff;
}

#radex-calculator label {
    font-weight: 600;
    color: #fff;
}

#radex-calculator button {
    background: #C30000;
    color: #fff;
    padding: 12px 24px;
    font-size: 18px;
    margin-top: 16px;
    border: none;
    cursor: pointer;
}

/* STYLE FOR INPUT START */
.be-icon-options {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.be-icon-option {
    display: inline-block;
    width: auto;
}

.be-icon-label {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    border: 2px solid transparent;
    padding: 4px;
    transition: all 0.3s;
    color: #9a9b9e;
    cursor: pointer;
}

.be-icon-label span {
    color: currentColor;
}

.be-icon-label img {
    width: 60px;
    height: 60px;
    transition: filter 0.3s ease, transform 0.3s ease;
    filter: brightness(100%) saturate(0%) opacity(1);
}

.be-icon-option input:checked + .be-icon-label,
.be-icon-label.active {
    color: #fff;
}

.be-icon-option input:checked + .be-icon-label img,
.be-icon-label.active .be-icon img {
    filter: brightness(100%) invert(23%) sepia(98%) saturate(7500%) hue-rotate(-5deg) brightness(90%) contrast(110%);
    transform: scale(1.05);
}

/* STYLE FOR INPUT END */

/* STYLE FOR USER DATA FORM START */
.form-row {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

.form-col {
    flex: 1;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-input {
    padding: 8px;
    margin-top: 8px;
    border: none;
    border-radius: 4px;
    font-size: 16px;
}

.btn-radex {
    border-radius: 5px;
    background: #F60419!important;
    color: #FFFFFF;
    font-family: "Montserrat", sans-serif;
    text-shadow: 1px 1px 0 rgba(0, 0, 0, 0.17);
}

.btn-radex:hover {
    background: #139FB1!important;
}

/* STYLE FOR USER DATA FORM END */

/* STYLE FOR MOBILE DEVICES START */
@media (max-width: 1024px) {
    #radex-calculator {
        padding: 25px;
    }

    .form-row {
        flex-direction: column;
    }
}

/* STYLE FOR MOBILE DEVICES END */