Onay Kutusu 17

.checkbox19 {
position: relative;
display: inline-block;
}

/* Input */
.checkbox19 > input {
appearance: none;
-moz-appearance: none;
-webkit-appearance: none;
z-index: -1;
position: absolute;
left: -10px;
top: -8px;
display: block;
margin: 0;
border-radius: 50%;
width: 40px;
height: 40px;
background-color: rgba(0, 0, 0, 0.6);
box-shadow: none;
outline: none;
opacity: 0;
transform: scale(1);
pointer-events: none;
transition: opacity 0.3s, transform 0.2s;
}

/* Span */
.checkbox19 > span {
display: inline-block;
width: 100%;
cursor: pointer;
}

/* Box */
.checkbox19 > span::before {
content: "";
display: inline-block;
box-sizing: border-box;
margin: 3px 11px 3px 1px;
border: solid 2px;
/* Safari */
border-color: rgba(0, 0, 0, 0.6);
border-radius: 2px;
width: 18px;
height: 18px;
vertical-align: top;
transition: border-color 0.2s, background-color 0.2s;
}

/* Checkmark */
.checkbox19 > span::after {
content: "";
display: block;
position: absolute;
top: 3px;
left: 1px;
width: 10px;
height: 5px;
border: solid 2px transparent;
border-right: none;
border-top: none;
transform: translate(3px, 4px) rotate(-45deg);
}

/* Checked, Indeterminate */
.checkbox19 > input:checked,
.checkbox19 > input:indeterminate {
background-color: #018786;
}

.checkbox19 > input:checked + span::before,
.checkbox19 > input:indeterminate + span::before {
border-color: #018786;
background-color: #018786;
}

.checkbox19 > input:checked + span::after,
.checkbox19 > input:indeterminate + span::after {
border-color: #fff;
}

.checkbox19 > input:indeterminate + span::after {
border-left: none;
transform: translate(4px, 3px);
}

/* Hover, Focus */
.checkbox19:hover > input {
opacity: 0.04;
}

.checkbox19 > input:focus {
opacity: 0.12;
}

.checkbox19:hover > input:focus {
opacity: 0.16;
}

/* Active */
.checkbox19 > input:active {
opacity: 1;
transform: scale(0);
transition: transform 0s, opacity 0s;
}

.checkbox19 > input:active + span::before {
border-color: #85b8b7;
}

.checkbox19 > input:checked:active + span::before {
border-color: transparent;
background-color: rgba(0, 0, 0, 0.6);
}

/* Disabled */
.checkbox19 > input:disabled {
opacity: 0;
}

.checkbox19 > input:disabled + span {
color: rgba(0, 0, 0, 0.38);
cursor: initial;
}

.checkbox19 > input:disabled + span::before {
border-color: currentColor;
}

.checkbox19 > input:checked:disabled + span::before,
.checkbox19 > input:indeterminate:disabled + span::before {
border-color: transparent;
background-color: currentColor;
}