good.css

*, *:before, *:after {
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
} 

.float-left  { 
    float: left;
}

.float-right {
    float: right;
}
 
.hide { 
    display: none;
}

.show {
    display: block;
}
  
.disabled {
    pointer-events: none;
    opacity: 0.5;
}
 
table tr:nth-child(even) {
    background: rgba(0,0,0,0.1);
}

html {
    text-rendering: optimizeLegibility;
    -webkit-font-smoothing: antialiased;
    font-size: 20px;
    height: 100%;
}

a {
    outline: 0;
    text-decoration: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: normal;
    margin: 1rem 0;
    line-height: 1.2em;
}

@media only screen and (max-width: 767px) {
    .no-tablet {
    	display: none;
	}
}

@media only screen and (max-width: 480px) {
    .no-phone {
    	display: none;
	}
}