Don't use the screen keyword.
Try this code:
***
@media (min-width: 550px) {
body {
font-size:25px;
}
}
***

If you are doing the course, please share the level and lesson number so that I can help you.

You can use === also for matching values, but for this exercise please use ==.
Here is the correct code:
***
let signal = "yellow";
// write logic here
if(signal == 'green'){
console.log('Go');
} else if(signal == 'yellow'){
console.log('Wait');
} else if(signal == 'red'){
console.log('Stop');
} else{
console.log('Error');
}
***

Here is the correct solution:
***
let myvehicle = "car";
let weather = "rainy";

if(weather=="rainy")
{
if(myvehicle == "car")
{
console.log("I go to the office");
}
else if(myvehicle == "bike")
{
console.log("I Work from home");
}

}
else if(weather!="rainy")
{
console.log("I go to the office");
}
***

Here is the correct answer:
***
.speedy {
background-color:#4535AA;
animation-name: ghumo;
animation-duration: 4s;
animation-iteration-count: 5;
animation-timing-function:ease-in;
}

.slowy {
background-color:#FFB643;
animation-name: ghumo;
animation-duration: 4s;
animation-iteration-count: 5;
animation-timing-function:linear;
}

@keyframes ghumo {
0% { transform: rotate(0); }
100% { transform: rotate(360deg); }
}
***

Using the


***

Here is the correct answer:
***
let x = 10;
let y = 50;
let z = "10";

var xy = x >= y;
console.log(xy);

console.log(x === z);
***

Here is the correct answer:
***

Studytonight

***

Here is the correct answer:
***

Studytonight

***

Here is the correct answer:
***
*/*
JS Hello World
*/*
console.log("Hello World!");
// console.log("Some debugging information");
***