When you use display:grid and you want to show last element with full width so use simple grid css code. So now open live-executor and do coding.
Live Executor – Click Here
1st step
You have simple three DIV tag like –
<div class="tktrickgrid"> <div>something1</div> <div>something2</div> <div class="lastdiv">something3</div> </div>
So now use simple code for class=”tktrickgrid”
.tktrickgrid{ display: grid; grid-template-columns: auto auto; }
2nd step
Now use given code for show lastdiv for full width
.lastdiv {grid-column: 1/-1;}
I hope this code will helpful for you. thanks for visiting.
Final Code
<div class="tktrickgrid"> <div class="tktrickgridd">something1</div> <div class="tktrickgriddd">something2</div> <div class="lastdiv">something3</div> </div> <style> .tktrickgrid{ display: grid; grid-template-columns: auto auto ; height: 500px; gap: 20px } .tktrickgridd {background: yellow} .tktrickgriddd {background: blue} .tktrickgrid .lastdiv {grid-column: 1/-1; background: red} </style>