grid template columns
/* Keyword value */
grid-template-columns: none;
/* <track-list> values */
grid-template-columns: 100px 1fr;
grid-template-columns: [linename] 100px;
grid-template-columns: [linename1] 100px [linename2 linename3];
grid-template-columns: minmax(100px, 1fr);
grid-template-columns: fit-content(40%);
grid-template-columns: repeat(3, 200px);
grid-template-columns: subgrid;
/* <auto-track-list> values */
grid-template-columns: 200px repeat(auto-fill, 100px) 300px;
grid-template-columns: minmax(100px, max-content)
repeat(auto-fill, 200px) 20%;
grid-template-columns: [linename1] 100px [linename2]
repeat(auto-fit, [linename3 linename4] 300px)
100px;
grid-template-columns: [linename1 linename2] 100px
repeat(auto-fit, [linename1] 300px) [linename3];
/* Global values */
grid-template-columns: inherit;
grid-template-columns: initial;
grid-template-columns: unset;