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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!">
$ P2 o' ~+ W4 d8 @2 ?/ D0 K - Label for your tooltip
# E2 a! N. N) y7 U) L( M - </span>
复制代码CSS代码: - .tooltip-toggle {
) q' {4 t8 h3 ~ - cursor: pointer;
* B7 }9 H4 ^* }# L5 ~) W- V$ t - position: relative;
% U, F" Q( z R9 D7 o/ U% Q - }
6 [& }) V, d; }" \% I& h) Y - .tooltip-toggle svg {
5 k% v5 `7 H* H. o; ?9 s - height: 18px;
3 _! L4 A3 @9 M3 V+ ]- _ \ - width: 18px;
2 A8 @* o) _9 C4 c" z - padding-right: 0.5rem;
0 |: U( s& d7 S. R0 a% ~0 X V/ k - }
$ W8 w* _2 r2 \ - .tooltip-toggle::before {
( U: g6 Q7 A- {# N - position: absolute;
4 ^# k* U! c" i" m8 e2 I6 ` - top: -80px;
* D% K7 B7 L6 s - left: -80px;% Y1 c7 n/ x# J3 x R! ~
- background-color: #2B222A;9 u+ V1 Q" t: B+ v
- border-radius: 5px;. {& }' P% G" K1 K/ j3 M$ v, M8 k
- color: #fff;) y' o$ J. E/ k
- content: attr(data-tooltip);
- D+ k- f2 t/ A% h+ o+ ]# ^ - padding: 1rem;
1 ?# F4 f2 d0 D8 W* a - text-transform: none;1 |; ?* Q/ W2 d
- -webkit-transition: all 0.5s ease;. K8 b7 v5 C5 v! a! W
- transition: all 0.5s ease;
6 `( y: j( w, R$ r- O/ { - width: 160px;
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- .tooltip-toggle::after {$ w, d D2 I' o" m5 k4 q6 i3 {
- position: absolute;
" M5 ~2 F2 k# c# v! f& d5 o6 L - top: -12px;
$ k* X1 N4 w7 @! N5 ~* c - left: 9px;
; K- A6 U, O; N3 ?+ ^ - border-left: 5px solid transparent;2 l k, A3 Y- K! ]" i
- border-right: 5px solid transparent;
* L" {9 i9 u9 {+ e& e8 t8 @0 I - border-top: 5px solid #2B222A;
o) ]8 D, F! J$ b; s( h) R - content: " ";* i' ?% K- c3 g- z& O- f
- font-size: 0;! a$ u+ M- d3 M( {9 c* T/ n
- line-height: 0;$ x5 ], h9 P9 v/ U
- margin-left: -5px;
& Z( e1 U" k6 Z5 {" C - width: 0;: h6 W6 w6 Z9 n0 e p |
- }
0 f+ J5 P: g4 E M$ d+ n" N - .tooltip-toggle::before, .tooltip-toggle::after { D" A. z0 r% A4 [: ?
- color: #efefef;7 E4 v# A1 m N+ d; m
- font-family: monospace;
% p% D! a; @; r - font-size: 16px;; B! [2 d7 h) |8 F D% K% \5 U) d
- opacity: 0;& @1 ?. Y. A& s) B3 W& _; h6 y
- pointer-events: none;
+ B }$ r g) P& P$ w - text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
9 ~+ {% G+ e. W) {& e8 v$ m8 q - opacity: 1;
3 N' [. d& s: P/ k' u* h - -webkit-transition: all 0.75s ease;
3 m6 w3 C% j# ?# K - transition: all 0.75s ease;
/ I3 R* W1 t: g, b3 x - }
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">" q+ `7 }& u6 h$ V1 `: q% R" k
- <ul class="nav-items">
1 p6 R! O/ K3 C: x2 U6 i6 P - <!-- Navigation -->
9 G! M8 K3 ?1 k; \4 o - <li class="nav-item"><a href="#">Home</a></li>
- I- I1 [: t+ g" x0 r& f% @# o - <li class="nav-item"><a href="#">About</a></li>
! X a6 n2 }" j1 C' f# d5 E6 n - <li class="nav-item"><a href="#">Contact</a></li>
' N) {$ B" I( U3 d - <!-- Dropdown menu -->
8 V% o) D7 m% V" c1 ? - <li class="nav-item nav-item-dropdown">, X7 X+ h6 M3 t2 Q Z' G
- <a class="dropdown-trigger" href="#">Settings</a>% s" ]# p, I+ L0 O# m0 w4 O$ r
- <ul class="dropdown-menu">& V: x$ [) E# P2 L% Z
- <li class="dropdown-menu-item">/ l0 j( J: o o$ @9 k4 r+ O
- <a href="#">Dropdown Item 1</a>
' r& d4 f. l v2 G" z - </li>
& t# P7 e, K# Q% t - <li class="dropdown-menu-item">3 L) k$ Z: X! K
- <a href="#">Dropdown Item 2</a>1 V$ D( m' {2 r
- </li>$ W, m s/ a9 ]
- <li class="dropdown-menu-item">
% }4 k5 {9 D' Y6 k, I$ ] - <a href="#">Dropdown Item 3</a>
$ E+ h7 Y' L# A! ^+ g - </li>3 t9 k: {' {: A k4 x- X5 o
- </ul>
# j* \( f7 F& |4 \* t k - </li>
* u6 l& [$ O. [" q% I - </ul>; l; m1 e$ i; W, \5 j5 G7 X
- </div>
复制代码对应的CSS代码如下: - .nav-container {, x# C' Y% L" Z; y+ h2 \+ ]1 u4 c7 T
- background-color: #fff;
! o+ [' a' }/ B: `! \ - border-radius: 4px;
# y5 {4 F9 o+ Q6 z# h6 [ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
t# w+ `3 T$ y1 [! U - padding: 1em;0 T1 z* m7 @( D# o
- border: 1px solid #eee;
" n6 W* a8 q# S* [( H* p9 @. d* w - display: block;4 t& T* K$ I( N. B& K4 z5 q
- max-width: 400px;
' B: Q6 E7 w( [% L. c - margin: 0 auto;8 ]9 k4 a- }, {( u( {+ J
- text-align: center;
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, x2 n: P2 M2 D, |# X* t - li {
; b2 u7 w" r2 I4 R! I9 S - list-style: none;
! a: W/ d& @& M, Z7 p' e G8 R - -webkit-padding-start: 0;
4 U) B8 ]- k% o1 y9 m! l" h - }2 I6 o: N- O, \& F4 H. Q6 |
- a {
+ l% w8 D" r5 D% c: Z- [" V1 f- R - text-decoration: none;8 K3 ?) i3 D& I# c# K
- color: #ED3E44;
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( m$ ?. F9 j" F+ L) k2 Q5 O - .nav-item {
$ p" U2 e4 s/ Q& t) i - padding: 1em;
; }4 }4 \/ q$ X( K8 |' X - display: inline;
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- .nav-item-dropdown {* p S1 z' @2 f- G, T
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {. c+ s1 T6 M7 B+ [8 c
- display: block;
7 M" Q* L& }' Z3 A- H% b2 K/ ~$ Q - opacity: 1;& z3 P# P/ J! C+ J& E, N8 F" O8 \' T. c
- }
% ~! x" w" l$ c - .dropdown-trigger {- W% z1 [! @5 a7 I1 Z7 a2 I: }
- position: relative;# y) U) m8 P9 ^% G# y4 `9 N
- }
3 b8 S( f& ?0 z0 Q - .dropdown-trigger:focus + .dropdown-menu {, q6 r4 l2 W% u- Z
- display: block;* Y% I1 g( M ?/ \. F9 `
- opacity: 1;5 G! Z2 W- Q) g! v. i( e. h
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- .dropdown-trigger::after {9 u- \6 H* L$ w; M4 {
- content: "›";) D. n% _1 @* v
- position: absolute;
]" m5 a+ }% ?0 t& B8 d6 Q - color: #ED3E44;
- K$ B J8 d/ P! v' c! ` - font-size: 24px;( m z% j- k- t( c- J
- font-weight: bold;
+ S& S2 r f- o - -webkit-transform: rotate(90deg);. a* m& R z8 |0 L" P5 R
- transform: rotate(90deg);4 {6 i/ }8 x" Z, z, Z! y
- top: -5px;( I8 h& V0 e7 P! X
- right: -15px;
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6 z f! e8 i$ o- N& \. Z: o8 C, C - .dropdown-menu {. R: l; x6 e$ m: |7 {; T- D
- background-color: #ED3E44;, K, @& e, W# [1 }5 ^3 E Z
- display: inline-block;5 T. k1 o8 x0 O. k l
- text-align: right;; ^2 J5 \3 f4 g( _9 O* D0 T6 }
- position: absolute;
( H2 u F1 \ _ F5 p& m5 _0 `( D - top: 2.5rem;/ k, s* y. b1 j4 ^1 K
- right: -10px;
6 V( ~6 }2 t$ O; J7 K% G - display: none;
/ @3 I; B; K% O3 ]2 }, d. Q; u2 l/ s2 c - opacity: 0;) V5 V- E5 b. Y1 _; i
- -webkit-transition: opacity 0.5s ease;
0 u w/ K8 t, [$ u9 r8 |; }+ `) X - transition: opacity 0.5s ease;# @( B# }: B3 \# g8 q0 D8 U
- width: 160px;
. e4 {1 y/ W7 W1 y8 w* O - }
8 Y! ? k! m( n; b - .dropdown-menu a {
M- {% _* x% F5 R - color: #fff;
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- .dropdown-menu-item {* @: k3 \5 U% A1 _
- cursor: pointer;' M1 I3 |3 J2 V' }) S% F. E
- padding: 1em;
7 M2 ^2 d; S) N) X8 I0 y - text-align: center;
6 D8 O* X; F6 ]0 |( N1 i* x' J- { - }
" H+ {4 T f; D- l0 i4 m - .dropdown-menu-item:hover {
2 f( M0 a& Y1 ]3 I3 K - background-color: #eb272d;
4 E' P! w, D! D0 \; y5 v& k - }
复制代码 , Q# N$ {' {! o
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
/ x" O( r6 e. q - <!-- Checkbox toggle -->
& R+ s5 g! Z7 j( J$ T - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">3 H3 I% k8 M+ E: |
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
4 i4 u7 f' i1 M) b - <!-- Content to toggle from www.mfbuluo.com-->; M6 B# V) ~) p; ~! W" m$ k. W
- <div role="toggle" class="toggle-content">
* t- B8 R8 v8 ?9 K- \) k4 K - BA-NA-NA-NA!
2 Q3 T! }+ O; K1 R7 P ~4 \ - </div>0 Q0 w0 G& v3 A+ Y" Y/ | \
- </div>
复制代码CSS代码内容如下: - .toggle {% ]' _4 G, ]8 x! S8 G3 G, N
- margin: 0 auto;
0 W0 {# x/ J2 ] - max-width: 400px;6 S. O8 s8 i* B$ E; e' F, W
- }
/ B0 x: ^8 |. d8 H: Y+ q9 k) ]7 P4 x1 ] - .toggle-label {
5 j- Z( \) \ r2 z; a- K - font-size: 16px;
! i1 ^2 j& n' {! V( w8 e - background: #fff;
: i( @3 b0 _: E: x - padding: 1em;6 K. X+ q3 E q5 ?1 n
- cursor: pointer;
8 ^, o$ Q* N! D4 r - display: block;
2 f1 \5 H1 V4 T- i8 h! } - margin: 0 auto 1em;. a/ k5 f5 C3 S9 M
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
2 R' p. [- C# J I" w - border-radius: 4px;
+ P# Z! o- u! I$ G - }) N6 Y9 t3 d, }8 F0 | V8 G) _( y
- .toggle-label:after {
' V. p0 c& E) f& V0 q) y( N - color: #ED3E44;
, k0 h# \, R; V$ h L" h( |" v - content: "+";/ D, G/ _- `6 p$ ~, }
- float: right;
# d( j7 I, l) y2 i3 ? - font-weight: bold;) U& c6 \4 B6 t- d1 w
- }
. ]. K1 j# M/ m5 J# v5 f/ e4 ]) f - .toggle-content {
/ c# m; I3 L$ d4 I" o. t. K - color: #B0B3C2;
- o& D1 l+ t0 K+ N c$ l8 v2 C - font-family: monospace;( _6 C1 T* x* E& W, j9 b8 z# H M
- font-size: 16px;
( R6 R; V! z2 r! Q. N0 R& R+ _ - margin-bottom: 1.5em;+ P& u& g( W8 y7 O3 U1 C$ D) l
- padding: 1em;
9 n; B$ [& z9 e9 } - }: @) U3 x y+ m* }
- .toggle-input {. @2 H% n+ L; p# \, [3 x7 ~
- display: none;
' w+ ]4 e, ?$ t, Z- \8 ] - }- F; e4 l) \) e) h! S1 ~2 E" E9 c) z
- .toggle-input:not(checked) ~ .toggle-content {
$ o4 `/ o3 j$ \5 c+ B7 m - display: none;% i. v* w* H1 ]8 i) V* y* L
- }
+ G0 O' A: {; L5 y( L4 o - .toggle-input:checked ~ .toggle-content {
) b* j9 d" r7 x( s. m, V - display: block;
2 g5 G) D; f; P' D - }
& ^) w, I! C, o4 B - .toggle-input:checked ~ .toggle-label:after {( c' j5 g0 b6 P# B6 }. T+ P) g
- content: "-";
: E% U1 a# ^' ]8 P" h9 b& w- M - }
复制代码
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