main.css

.circle
{ 
    height: 500px;
    width: 530px;
    /* box-shadow: 2px 2px black; */
    border-radius: 100%;
    border: 1px solid black;
    position: relative;
    top: 100px;
    left: 750px;
    transform: rotate(-90deg);
}
.min
{
    position: absolute;
    top: 250px;
    left: 250px;
    width: 230px;
    height: 0.1px;
    border: 2px solid black;
    background-color: black;
    transform-origin: bottom left;
}
.h 
{   
    position: absolute;
    left: 250px;
    top: 250px;
    width: 150px;
    height: 1px;
    border: 2px solid red;
    background: red;
    transform-origin: bottom left;
}
.sec 
{
    transform-origin: bottom left;
    
    position: absolute;
    left: 250px;
    top: 250px;
    width: 230px;
    height: 0.02px;
    border: 1px solid blue;
    background-color: blue;
}
.btn
{
    width: 100px;
    height: 100px;
}
.dot 
{
    position: absolute;
    left: 242.5px;
    top: 247px;
    width: 10px;
    height: 10px;

    border: 2px solid green;
    background-color: green;
    border-radius: 50%;
}

.clock
{
    position: absolute;
    left: -100px;
    top: -95px;
    height:700px;
    width: 700px;
}