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Tooltips 对于展示一些信息非常有用,并且不需要什么用户体验。目前有很多 JavaScript 插件实现了这个功能,但是如果你不想使网站更加的笨重,那我们可以使用普通的 CSS 来实现它. 我们可以使用伪元素来拉取信息,并在 :hover 时显示它(你可以使用 HTML 的 title 属性来实现完成的解决方案,但是不能自定义喜欢的样式). HTML代码: - <span class="tooltip-toggle" data-tooltip="Sample text for your tooltip!">
' g" k. K& K2 m- B+ j: u. V$ W - Label for your tooltip( A2 r# ?# X+ L0 r
- </span>
复制代码CSS代码: - .tooltip-toggle {7 Z6 _) X3 z; G( x
- cursor: pointer;
# R! R$ [& m, U0 s, o1 B - position: relative;
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- .tooltip-toggle svg {$ ]) I/ Y& e3 k% r! Z8 R
- height: 18px;% K2 v; Q( H, Q- B% d
- width: 18px;
- C; s: Z7 p7 ^' _ - padding-right: 0.5rem;
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- .tooltip-toggle::before {
5 R6 }, y* [! k1 m4 x: Z2 ^ - position: absolute;/ A3 h8 V9 M! `
- top: -80px;
0 T+ e2 W5 o* p0 o3 x. F - left: -80px;! H0 @) E7 N' [" Y5 i
- background-color: #2B222A;
" o0 A; l, \7 [3 Y/ ]1 h V - border-radius: 5px;) | ~/ o" t- @6 W3 Q8 H
- color: #fff;. o" b Y9 |" x4 w$ I9 u$ Z9 b4 H
- content: attr(data-tooltip);
" a: Y* h8 @# Z9 T - padding: 1rem;
v0 I( J" {. [: g c7 V) ]) b - text-transform: none;
3 K8 b! z8 j: J8 ^! O - -webkit-transition: all 0.5s ease;
$ u4 s, X: ~) u4 U+ Q - transition: all 0.5s ease;
! \' w" s0 S9 Y - width: 160px;
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- .tooltip-toggle::after {) H' c. H9 \4 c7 |4 Z+ f }
- position: absolute;8 Q* u8 ?4 v# m% p1 V6 k5 ]
- top: -12px;) G. n( }6 ?8 j; K% {
- left: 9px;; }* H2 q- \" i
- border-left: 5px solid transparent;2 j" }" l6 p) l# C
- border-right: 5px solid transparent;
- q/ f. h' A2 c1 B - border-top: 5px solid #2B222A;
% I% i8 x. k+ @: h, W- x7 i - content: " ";
! |/ H3 B* o3 H1 `, H- L - font-size: 0;
2 K- A+ J) s# f - line-height: 0;) m) D; O, _7 B8 L: T7 t
- margin-left: -5px;4 L; ~* \4 ~8 f- x8 y
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after { f0 N9 Q+ j/ T
- color: #efefef;
' L% B% X( x) q: G2 O6 a) g8 w - font-family: monospace;5 c o! q8 {' R6 Y* K( F6 ]
- font-size: 16px;
6 G) y6 ^! l3 W - opacity: 0;
& D& n$ O1 j* S8 l. w - pointer-events: none;$ S- M- z4 Z4 x: P L
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 ~/ M6 q& \! j) y1 [$ w
- opacity: 1;
! ?6 h7 ~; I# t7 l% b - -webkit-transition: all 0.75s ease;' h# P1 s1 X- [8 r3 C% @
- transition: all 0.75s ease; ~1 F9 [$ o$ a: T) W/ ~
- }
复制代码下拉菜单 如果你想实现一个简单的下拉菜单,你可以通过 CSS 的 :hover 简单的触发菜单的隐藏. HTML代码: - <div class="nav-container">1 T5 l2 _+ Y% o/ T @: @
- <ul class="nav-items">
' Z& @( ?" y" r( R - <!-- Navigation -->. e' V8 V u! H/ b$ s
- <li class="nav-item"><a href="#">Home</a></li>
) {6 X o z; i: F# _9 v: e) y - <li class="nav-item"><a href="#">About</a></li>
3 Y s/ D- P! p/ B- ^8 A - <li class="nav-item"><a href="#">Contact</a></li>
. B A3 I. v* i/ a* H5 u - <!-- Dropdown menu -->
( D$ Q. { v! h - <li class="nav-item nav-item-dropdown">* r( P2 n7 Z C7 u' R
- <a class="dropdown-trigger" href="#">Settings</a>
! T3 l% e# V- D! a - <ul class="dropdown-menu">
% C; v+ @- t! i) o, `2 T - <li class="dropdown-menu-item">/ x+ C9 K9 [" R0 l* Q" Q
- <a href="#">Dropdown Item 1</a>2 m* J2 h2 C) }+ Z* \) s
- </li>7 v9 u# U& s9 I" E! x. ~
- <li class="dropdown-menu-item">
0 b. V C0 U3 v/ H8 |$ [ - <a href="#">Dropdown Item 2</a>" }1 f, F% t3 M. E8 ^4 ^5 f
- </li>' s; K* O; K/ p& h- q7 M; l7 l
- <li class="dropdown-menu-item">
/ M5 m2 \& V3 s) i - <a href="#">Dropdown Item 3</a># G4 ^% }$ i- b: q" m- G0 ]8 V A
- </li>
4 d `# j5 q6 w* g' i! D2 o) w' ~ - </ul>3 \3 b: l3 S6 ^ X- D8 h
- </li>
; @6 L- S3 f- c' U+ i4 f3 `' Z - </ul>
3 k0 r9 f2 y2 I/ l5 ~% F - </div>
复制代码对应的CSS代码如下: - .nav-container {% h* y2 M3 b3 r% G1 Q
- background-color: #fff;
: X5 o4 d' S" i6 o - border-radius: 4px;
$ G2 w& |% n6 P$ `5 u- J- ? - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
: `; y5 \" u$ A) a) O - padding: 1em;
0 v y1 ?/ v. S" [& T - border: 1px solid #eee;
: `2 U6 J2 b8 a J6 F - display: block;7 N# `. t. n1 P! `: q
- max-width: 400px;
. Z0 L/ x- V7 |$ x! E - margin: 0 auto;! s# y7 [! f& ]) D$ g1 V
- text-align: center;( N" @0 t8 D" U# Z9 C D t# f
- }+ K* Y H" B7 O5 S
- ul,
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- list-style: none;3 S3 C, [/ Y, ^& l$ B- l4 B
- -webkit-padding-start: 0;
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- a {# w, J7 {+ e I+ {' Q7 \* n. T
- text-decoration: none;
: v2 h. \6 Y" \5 k - color: #ED3E44;
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9 j, T% G" {9 ] - .nav-item {
( `4 W" o `$ Z: W( f' R - padding: 1em;0 l- R# Q) _1 ^0 s& R3 v
- display: inline;
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( C- |. z+ Y/ | - .nav-item-dropdown {
6 V- D8 V w8 E' c - position: relative; z; L1 {' }4 u/ t* _
- }
2 q% Z8 e2 Z* r6 [" P8 T8 b5 x( @ - .nav-item-dropdown:hover > .dropdown-menu {0 x0 A" P, ~# C$ u5 }: Q7 E
- display: block;
* V% c( ?) Z: d0 p, b' T - opacity: 1;* f/ L* @4 h: x# G! u! k7 R3 t0 }" X
- }
. |' ]$ W$ [& a - .dropdown-trigger {
- |9 H/ t5 P# e' g, T0 w+ Q) k - position: relative;5 p2 I4 a4 d# N( S
- }5 e5 J5 ^% L5 e2 L
- .dropdown-trigger:focus + .dropdown-menu {. q* G A& r& Z5 |8 F6 o% ]; K* j
- display: block;" ?; ?4 F5 ^7 \( g( u
- opacity: 1;
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- .dropdown-trigger::after {
1 k* A$ [2 r3 } - content: "›";
' _+ a' _! o5 u# k h7 c9 S - position: absolute;9 l: u& u8 w3 W, O' g* d
- color: #ED3E44;
# d8 N- `4 L( j6 a - font-size: 24px;2 X, s$ i# ~2 e1 V: V
- font-weight: bold;; ]7 n+ a& ^: }$ x& \+ `# W9 w3 z
- -webkit-transform: rotate(90deg);
# ?" T; z) w/ h, M - transform: rotate(90deg);
/ y7 N/ x9 X- T) ] - top: -5px;2 c( Q' i& o. @ V
- right: -15px;
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- .dropdown-menu {# u) s/ u5 ]7 q6 r& z
- background-color: #ED3E44;% \5 X" t6 e* F q
- display: inline-block;
) l m/ j4 L* z4 ` - text-align: right;
2 }" S- ?3 c, \, ^0 K - position: absolute;( y% r1 g' l2 [. C9 u: C: ~2 r4 K( j
- top: 2.5rem;( A" h1 E. ^( R; D. b5 g
- right: -10px;! u* P3 { B' K- V, X
- display: none;
5 @- t! ?% o, U' W - opacity: 0;6 B9 P- k" W! E( z. V8 O
- -webkit-transition: opacity 0.5s ease;
7 {4 D* @ p h# G! @$ ^7 e - transition: opacity 0.5s ease;
% p' n! o! T* C( T0 p& a - width: 160px;. j) y+ Q* _* f: q. w" R
- }
3 {& P* v' ~; q( b - .dropdown-menu a {
! z, Y( ?/ l% q _4 Q# t - color: #fff;! V/ C6 G6 H* F7 U
- }
/ ~1 O/ B' e% X- _ - .dropdown-menu-item {
" D8 k, }- i& `% Y - cursor: pointer;
1 k" _ H& H6 }) C0 e9 k2 c3 f3 ? - padding: 1em;9 X+ r, C( y- a4 u J3 G* I) n7 P% p
- text-align: center;; k0 C# `, u1 x, l0 U. S
- }4 u, Q8 Y0 _6 `- E
- .dropdown-menu-item:hover {
4 a, Z1 u' r6 ?' F% u - background-color: #eb272d;! n, \8 O t# n
- }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">6 m7 w2 D; }! [) `3 u9 c) W0 D4 f& c
- <!-- Checkbox toggle -->
P+ r- B# f6 b - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
7 |. B; s) a8 N4 u; P1 F- c - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>. o! ^2 v! } y" J8 ^. v& L
- <!-- Content to toggle from www.mfbuluo.com-->. f5 Y9 p8 X- {- L2 U7 p- D" O
- <div role="toggle" class="toggle-content">3 `, n- D- l- c4 _! W
- BA-NA-NA-NA!1 ?& K6 U8 g+ H
- </div># P) @' _4 W3 y# [& K
- </div>
复制代码CSS代码内容如下: - .toggle {
! Y$ B2 O$ O+ u- w7 M0 Z" X. K - margin: 0 auto;, k( O+ R3 Z! H- z+ V+ }* I6 R% N* @
- max-width: 400px;
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- .toggle-label {
b2 {& _: j8 d& G' L5 U% g - font-size: 16px;
' V# F/ O! T& X- X! f* X3 _, Q - background: #fff;
( z6 T5 X# ~3 s/ G - padding: 1em;; T: N: ~3 O, d" x" l
- cursor: pointer;( ?% ~6 E! @3 P; M
- display: block;
3 {7 e8 v) f4 H+ n2 L- Q* k - margin: 0 auto 1em;" e; f0 Q; o/ Q8 D$ N0 F& L' Y7 q
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);3 ]2 L- @8 N# `- R% o9 [. z
- border-radius: 4px;
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- .toggle-label:after {- K0 b/ E) x8 D; l: `3 u
- color: #ED3E44;
" @3 K# m; |. Q% M( u. P) t - content: "+";/ I2 _& z, Z' n4 x$ a) T) A3 D
- float: right;* h2 L4 u" A, a' W! y$ {" J" T1 D2 E
- font-weight: bold;( A+ l" n2 q3 L
- }
8 o s3 W' n) j1 ]- K5 g/ ^ - .toggle-content {' E; C+ \0 j+ B
- color: #B0B3C2;2 a; N6 b' P6 m: o+ @! {
- font-family: monospace;
9 h& z0 M3 A9 Y - font-size: 16px;
. R6 E0 n1 H5 j% \/ z3 s) }1 f - margin-bottom: 1.5em;$ t( u m7 X/ @! y: F$ h& b
- padding: 1em;
" _: E0 I3 s; a& J - }
( A( o) \. [( C( w! Q& T' \ - .toggle-input {0 A* g) Z' k; H$ Z" i
- display: none;
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- .toggle-input:not(checked) ~ .toggle-content {
( K M( Q) r/ n+ a- N4 J1 A - display: none;
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- .toggle-input:checked ~ .toggle-content {! z% a9 `+ H, U* @+ \6 O' q) t
- display: block;
: E/ k/ j5 @5 E/ f; J9 r- p - }
' Y! v7 f: W: a% U# Y- e - .toggle-input:checked ~ .toggle-label:after {
2 x, Q% G, V# e+ y. l5 F - content: "-";
( Y) t/ z8 n, M4 E - }
复制代码 5 C4 A a1 E- @# V4 o1 g% h
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