body {
    margin: none;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgb(0, 102, 255);
}

.h00 {
    font-size: 35px;
    display: inline-block;
    padding: 5px;
    color: blue;
    font-family: sans-serif;
}

.colon {
    font-size: 50px;
    color: blue;
}

.main {
    background-color: white;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    padding: 15px;
    border: none;
    border-radius: 10px;
    position: relative;
    top: 175px;
}

.h1span {
    text-align: center;
    border: none;
}

.divbtn {
    display: flex;
    justify-content: space-between;
}

button {
    border: none;
    margin: 11px;
    padding: 6px;
    width: 80px;
}

.resetbtn {
    background-color: rgb(160, 12, 12);
    color: white;
}

#startbtn {
    background-color: rgb(0, 165, 0);
    color: white;
}

.pausebtn {
    background-color: rgb(25, 63, 167);
    color: white;

}