web input光标的颜色

/* Keyword values */
caret-color: auto;
caret-color: transparent;
caret-color: currentColor;

/* values */
caret-color: red;
caret-color: #5729e9;
caret-color: rgb(0, 200, 0);
caret-color: hsla(228, 4%, 24%, 0.8);