diff --git a/src/components/DropdownSetting.vue b/src/components/DropdownSetting.vue
index 9b6cb39..0f770ff 100644
--- a/src/components/DropdownSetting.vue
+++ b/src/components/DropdownSetting.vue
@@ -9,10 +9,13 @@
     </button>
     <div class="field" v-show="visible">
       <input type="text" ref="fieldInput"
-             v-model="value"
              :placeholder="placeholder"
-             @keyup.esc="close()"
+             v-model="value"
              @blur="close()"
+             @keyup.esc="close()"
+             @keyup.down="navigate(1)"
+             @keyup.up="navigate(-1)"
+             @keyup.enter="chooseSelected()"
              @focusin="dropdownVisible = true"
       >
       <div :class="[{active: dropdownVisible}, 'arrow']"
@@ -21,7 +24,8 @@
         <i class="bi-chevron-down"></i>
       </div>
       <div class="dropdown" v-show="dropdownVisible">
-        <div class="choice" v-for="(choice, name) in filteredChoices" :key="name"
+        <div v-for="(choice, name) in filteredChoices" :key="name"
+             :class="[{active: selected === name}, 'choice']"
              @click="choose(choice)"
         >
           {{ choice.label }} ({{ choice.value }})
@@ -34,6 +38,9 @@
 <script>
 import {debounce} from 'debounce';
 
+/**
+ * @TODO Abstract button-field widget
+ */
 export default {
   name: 'DropdownSetting',
   props: {
@@ -46,6 +53,7 @@ export default {
     return {
       value: '',
       placeholder: '',
+      selected: null,
       visible: false,
       closedRecently: false,
       dropdownVisible: true
@@ -53,11 +61,12 @@ export default {
   },
   computed: {
     filteredChoices() {
-      if (!this.value) return this.setting.choices
+      const value = this.value
+      if (!value) return this.setting.choices
 
       const choices = {}
       for (const [name, choice] of Object.entries(this.setting.choices)) {
-        if (choice.label.toLowerCase().includes(this.value.toLowerCase())){
+        if (choice.label.toLowerCase().includes(value.toLowerCase())){
           choices[name] = choice
         }
       }
@@ -75,20 +84,54 @@ export default {
       }
     },
     close() {
-      this.visible = false
-
-      if (this.closedRecently) clearTimeout(this.closedRecently)
-      this.closedRecently = setTimeout(() => {
-        this.closedRecently = false
-      }, 500)
+      setTimeout(() => {
+        this.visible = false
+        this.selected = null
+
+        if (this.closedRecently) clearTimeout(this.closedRecently)
+        this.closedRecently = setTimeout(() => {
+          this.closedRecently = false
+        }, 500)
+      }, 200)
     },
     choose(choice) {
       this.$emit('input', choice)
+      this.selected = choice
       this.placeholder = `${choice.label} (${choice.value})`
       this.value = ''
       this.dropdownVisible = false
       this.close()
     },
+    navigate(step = 1) {
+      const choices = this.filteredChoices
+      const keys = Object.keys(choices)
+
+      if (!keys.length) return
+
+      let index = Math.max(0, keys.indexOf(this.selected))
+      if (index > -1 && this.selected) {
+        step = Math.max(-1, Math.min(step, 1))
+        const newIndex = (((index+step) % keys.length) + keys.length) % keys.length // Modulo that's not broken ...
+        this.selected = keys[newIndex]
+      } else {
+        this.selected = keys[step > 0 ? 0 : keys.length-1]
+      }
+
+      const choice = choices[this.selected]
+      this.$emit('input', choice)
+      this.placeholder = `${choice.label} (${choice.value})`
+      this.value = ''
+    },
+    chooseSelected() {
+      const choices = this.filteredChoices
+      console.log(choices, this.selected, this.selected in choices)
+      if (!this.selected || !(this.selected in choices)) this.value = choices[Object.keys(choices)[0]]
+      const choice = this.filteredChoices[this.selected]
+      this.$emit('input', choice)
+      this.placeholder = `${choice.label} (${choice.value})`
+      this.value = ''
+      this.close()
+    },
     onButtonClicked: debounce(function () {
       if (this.visible) this.close()
       else this.open()
@@ -173,8 +216,9 @@ export default {
     .choice {
       cursor: pointer;
 
-      &:hover {
-        background: $decoder-border-color;
+      &:hover,
+      &.active {
+        background-color: $decoder-border-color;
       }
     }
   }
diff --git a/src/encoders/base64.ts b/src/encoders/base64.ts
index f59c241..8e18fe5 100644
--- a/src/encoders/base64.ts
+++ b/src/encoders/base64.ts
@@ -6,6 +6,7 @@ export class Base64 extends Encoder {
   settings = {
     mode: new MultichoiceSetting({
       label: '',
+      alwaysShow: true,
       value: null,
       choices: {
         standard: {
diff --git a/src/scss/custom.scss b/src/scss/custom.scss
index dac3ed6..a1876a9 100644
--- a/src/scss/custom.scss
+++ b/src/scss/custom.scss
@@ -3,7 +3,7 @@
 
 *::-moz-selection,
 *::selection {
-  background: #1fff5a !important;
+  background-color: #1fff5a;
 }
 
 .setting button {
@@ -17,4 +17,91 @@ textarea.no-wrap {
   white-space: pre;
   overflow-wrap: normal;
   overflow-x: auto;
+}
+
+body.trololo {
+  &,
+  div,
+  button,
+  textarea {
+    animation: 1s linear infinite rainbow-bg,  1.5s linear infinite rainbow;
+  }
+}
+
+@keyframes rainbow-bg {
+  100%, 0% {
+    background-color: rgb(255, 0, 0);
+  }
+  8% {
+    background-color: rgb(255, 127, 0);
+  }
+  16% {
+    background-color: rgb(255, 255, 0);
+  }
+  25% {
+    background-color: rgb(127, 255, 0);
+  }
+  33% {
+    background-color: rgb(0, 255, 0);
+  }
+  41% {
+    background-color: rgb(0, 255, 127);
+  }
+  50% {
+    background-color: rgb(0, 255, 255);
+  }
+  58% {
+    background-color: rgb(0, 127, 255);
+  }
+  66% {
+    background-color: rgb(0, 0, 255);
+  }
+  75% {
+    background-color: rgb(127, 0, 255);
+  }
+  83% {
+    background-color: rgb(255, 0, 255);
+  }
+  91% {
+    background-color: rgb(255, 0, 127);
+  }
+}
+
+@keyframes rainbow {
+  100%, 0% {
+    color: rgb(255, 0, 0);
+  }
+  8% {
+    color: rgb(255, 127, 0);
+  }
+  16% {
+    color: rgb(255, 255, 0);
+  }
+  25% {
+    color: rgb(127, 255, 0);
+  }
+  33% {
+    color: rgb(0, 255, 0);
+  }
+  41% {
+    color: rgb(0, 255, 127);
+  }
+  50% {
+    color: rgb(0, 255, 255);
+  }
+  58% {
+    color: rgb(0, 127, 255);
+  }
+  66% {
+    color: rgb(0, 0, 255);
+  }
+  75% {
+    color: rgb(127, 0, 255);
+  }
+  83% {
+    color: rgb(255, 0, 255);
+  }
+  91% {
+    color: rgb(255, 0, 127);
+  }
 }
\ No newline at end of file
diff --git a/src/types/GenericSetting.ts b/src/types/GenericSetting.ts
index a9e1af0..2668534 100644
--- a/src/types/GenericSetting.ts
+++ b/src/types/GenericSetting.ts
@@ -5,6 +5,7 @@ export type SettingType = string | number | boolean | object;
 export class GenericSetting<Type extends SettingType> implements Setting {
     label: string
     icon?: string
+    alwaysShow?: boolean = false
     value: Type
 
     constructor(config: SettingConfig) {
diff --git a/src/types/Setting.ts b/src/types/Setting.ts
index 327a32f..b15f6c9 100644
--- a/src/types/Setting.ts
+++ b/src/types/Setting.ts
@@ -1,6 +1,7 @@
 export interface Setting {
     label: string
     icon?: string
+    alwaysShow?: boolean
     value: any
 
     typeof(): string
@@ -9,6 +10,7 @@ export interface Setting {
 export interface SettingConfig {
     label: string
     icon?: string
+    alwaysShow?: boolean
     value: any
 }