primevue-mirror/src/components/radiobutton/RadioButton.css

.p-radiobutton {
    display: inline-flex;
    cursor: pointer;
    user-select: none;
    vertical-align: bottom;
}

.p-radiobutton-box {
    display: flex;
    justify-content: center;
    align-items: center;
}

.p-radiobutton-icon {
    -webkit-backface-visibility: hidden;
    backface-visibility: hidden;
    transform: translateZ(0) scale(.1);
    border-radius: 50%;
    visibility: hidden;
}

.p-radiobutton-box.p-highlight .p-radiobutton-icon {
    transform: translateZ(0) scale(1.0, 1.0);
    visibility: visible;
}