.left {
    float: left;
}

.right {
    float: right;
}

.bold {
    text-align: left; display: inline-block; font-weight: bold;
}

.width-half{
    width:48%;
}

.width-triangle{
    width:32.5%;
}

.margin-top-100{
    margin-top: 100px;
}

*{
    margin:0;
    
}