style.css

body {
    font-family: "Source Sans Pro","Arial Narrow Bold",sans-serif;
    background: #f7f7f7;
    color: #031927;
}

h1 {         
    margin: 0px;
}

section {
    padding-left: 1rem;
}

header {
    text-align: center;
    margin: 1rem 0px;
    display: flex;
    justify-content: center;
    align-items: center;
}

header img {
    width: 8rem;
}

header h1 {
    margin-bottom: 0px;
}

header p {
    margin-top: 0.1rem;
}

#all-tools-wrapper {
    margin: 1rem auto;
    border-top: thin solid #eeeeee;
    max-width: 1200px;
}

.tool-wrapper {
    display: flex;
    flex-wrap: wrap;
    align-items: baseline;
    justify-content: space-between;
    border-bottom: thin solid #eeeeee;
    padding: 1rem 0px;
    margin: 0px 1rem;
}

.tool-wrapper h2 {
    flex: 1 1 auto;
    margin-bottom: 1rem;
}

.tool-wrapper .download-input-wrapper {
    margin: 1rem 0px;
}

.tool-wrapper .download-input-wrapper a {
    margin-right: 1rem;
}

.tool-wrapper .checkbox-group{
    flex: 1 1 auto;
}

#baseURL{
    flex: 1 1 auto;
}

.output {
    min-width: 100%;    
    margin-bottom: 0px;
    display: flex;
    flex-wrap: wrap;
}

.checkoutput {
    padding: 1rem;
    margin-right: 1rem;
    margin-top: 1rem;
}

.checkoutput ul{
    padding-left: 25px;
    margin-top: 0px;
}
.checkoutput ul ul {
    margin-top: 0.4rem;
}

.checkoutput h3 {
    margin-top: 0px;
    padding-bottom: 0.5rem;
    border-bottom: thin solid #c1bebe;
    margin-bottom: 0.5rem;
}

.checkoutput a {
    margin: 0 0.25rem;
}

footer {
    text-align: center;
}

li {
    margin-bottom: 0.5rem;
}

.loading {
    background: url("spin.gif") no-repeat right center;   
}