*{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body,html{
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    background-color: #ccc;
    font-family: sans-serif;
}

.box-color{
    display: flex;
    justify-content: space-around;
    align-items: center;
    margin: 0 auto;
    flex-direction: column;
    background-color: #fff;
    width: 300px;
    height: 300px;
    border-radius: 10px;
    -webkit-border-radius: 10px;
    -moz-border-radius: 10px;
    -ms-border-radius: 10px;
    -o-border-radius: 10px;
}

.box-color .top-box{
    display: flex;
    justify-content: space-between;
    gap: 20px;
    align-items: center;
    margin: 0 auto;
    flex-direction: column;
}
.box-color .top-box .color-palette{
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgb(96, 202, 234);
    text-align: center;
    width: 280px;
    height: 160px;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
    transition: all .1s ease-in;
    -webkit-transition: all .1s ease-in;
    -moz-transition: all .1s ease-in;
    -ms-transition: all .1s ease-in;
    -o-transition: all .1s ease-in;
}
.box-color .top-box .rgb-content{
    display: flex;
    justify-content: center;
    align-items: center;
    background-color: rgb(240, 240, 240);
    text-align: center;
    padding: 10px;
    width: 280px;
    height: 50%;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
}

.box-color .bottom-box{
    display: flex;
    justify-content: space-between;
    gap: 20px;
}

.box-color .bottom-box button{
    outline: none;
    border: none;
    width: 280px;
    background-color: rgb(200, 200, 200);
    padding: 10px 43.3px;
    border-radius: 5px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    -ms-border-radius: 5px;
    -o-border-radius: 5px;
    transition: all .2s ease-in;
    -webkit-transition: all .2s ease-in;
    -moz-transition: all .2s ease-in;
    -ms-transition: all .2s ease-in;
    -o-transition: all .2s ease-in;
}

.box-color .bottom-box button:hover{
    transform: scale(1.01);
    -webkit-transform: scale(1.01);
    -moz-transform: scale(1.01);
    -ms-transform: scale(1.01);
    -o-transform: scale(1.01);
}