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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!">
" W9 i$ {" S7 [/ P5 h# u! U - Label for your tooltip
! p, n: v a/ z* e - </span>
复制代码CSS代码: - .tooltip-toggle {9 E' ~1 b0 d- x
- cursor: pointer;
: i. I( W9 r* K1 A4 M2 Z - position: relative;# y" g4 o$ k5 {# I$ d2 R
- }
! y6 N: {! Z! v - .tooltip-toggle svg {2 [5 k1 _9 A5 N1 S8 Y- e, m
- height: 18px;5 H, Z$ V4 o% U. o# R, \
- width: 18px;
! q P O3 ], d% v - padding-right: 0.5rem;
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- .tooltip-toggle::before {+ a& v' |; O% J1 r' y& k' ^
- position: absolute;# r7 C8 o4 d! f, {( G& P
- top: -80px;
4 [: ]/ N/ R2 \2 J - left: -80px;) u; P/ [5 O/ ^, P2 b n x
- background-color: #2B222A;6 c2 n5 ?! N- E# I" x: |0 N
- border-radius: 5px;9 A. ~/ b/ f# _) v
- color: #fff;
. P# }1 v# D& z9 A - content: attr(data-tooltip);
* y9 T, ^6 A. `# J) j - padding: 1rem;, P" e6 p; N! a( q, r
- text-transform: none;! W( d; d, v- _ u" p. m' Q
- -webkit-transition: all 0.5s ease;) _6 {( M: _$ p6 m2 Y
- transition: all 0.5s ease;* }3 D1 I3 m' W9 P- s
- width: 160px;9 m y6 A) I. {+ [- h/ U2 ]
- }* r, m; u0 O2 J
- .tooltip-toggle::after {7 H4 E, M' G! y9 d. i2 p7 i
- position: absolute;
) L% K& A6 c: h - top: -12px;
* Y3 Y) g) N% E1 k) J5 T. _ - left: 9px;* f' @7 P! H- k/ {2 N% u
- border-left: 5px solid transparent;0 O3 C6 ~; B3 C) D5 ?8 L8 j
- border-right: 5px solid transparent;7 U+ f, s, u3 e- Y& V( _; P
- border-top: 5px solid #2B222A;
& c. _/ G8 K/ ], g, F6 M - content: " ";1 |2 v% E* p8 \& \; m$ M
- font-size: 0;
$ r- R5 D8 P5 s; ]1 E r - line-height: 0;: \, Q# y5 G0 t. {) m
- margin-left: -5px;9 h7 p0 f! X: ~. ~/ w. U4 }7 ~
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {* X2 r8 m. b; b9 O
- color: #efefef;
; T5 t; ]3 Q7 o0 ^; T0 o - font-family: monospace;( @( M; J, b8 L1 L( c# M5 X
- font-size: 16px;
& q1 t+ _3 [) J* m- _ - opacity: 0;
; Q* m& [7 J0 d& S - pointer-events: none;, L) }; I. n: m: t& n
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {6 e/ @. p# ^9 J b+ K# _, ] O
- opacity: 1;$ ?% T$ o, Z" {1 Q
- -webkit-transition: all 0.75s ease;; f+ |7 H( _; D
- transition: all 0.75s ease;9 V( u$ [7 E [* [. d& S" d
- }
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">
$ g5 H! m! @6 |4 V; L - <ul class="nav-items">2 H$ o+ n* u( o O4 o% a* A+ v
- <!-- Navigation -->
/ F, O6 \9 E8 [7 C! { - <li class="nav-item"><a href="#">Home</a></li>8 k4 B5 E. l6 X6 k o! I% ^* i) c
- <li class="nav-item"><a href="#">About</a></li># _& D: z L) f! a1 u/ R3 N
- <li class="nav-item"><a href="#">Contact</a></li>
! {- Q, z% H% a+ M3 e8 u2 M; I - <!-- Dropdown menu -->
* t; ?' b3 D; Z. t1 B8 I - <li class="nav-item nav-item-dropdown">
6 j2 u8 K5 O: U4 a9 ]9 G - <a class="dropdown-trigger" href="#">Settings</a>$ P) y' j4 N* N: @
- <ul class="dropdown-menu">7 ?' m2 z7 ]8 [
- <li class="dropdown-menu-item">
, A. m) L8 T, S2 c# g# ]0 P# @ - <a href="#">Dropdown Item 1</a> c0 e9 L+ c3 k1 s- R2 r
- </li>
; W& d7 Q& q1 O5 F% t/ i - <li class="dropdown-menu-item">
) p/ u Y+ m5 k3 i" n - <a href="#">Dropdown Item 2</a>- z1 S( ]2 d, O4 \# u
- </li>
( k$ |& g" k* u6 _' y2 [( l - <li class="dropdown-menu-item">2 E0 V; m1 ~# J' j& _9 c, J7 \6 V
- <a href="#">Dropdown Item 3</a>- \& B( U7 N. @/ j8 x9 p; W9 b9 ] c7 O
- </li> [6 c) M9 t& f6 {3 l" ]
- </ul>
) z* Z) H9 U8 |- H# w8 ~ - </li>- }9 [5 {2 {5 @# p
- </ul>
7 P1 o1 q# i5 L - </div>
复制代码对应的CSS代码如下: - .nav-container {) l; r* ~$ M! P4 s0 A
- background-color: #fff;
1 z+ ]2 H5 a F - border-radius: 4px; C7 \8 j8 p/ y2 o4 L, S
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);! Z$ O' J1 z0 r7 [) W7 n. {- \3 q4 v
- padding: 1em;3 G8 j# d* _2 `+ z$ ~0 S* @- k
- border: 1px solid #eee;: O2 m' b7 k# P+ u! D4 }, \
- display: block;
: U4 H5 m0 ~+ j. n5 n - max-width: 400px;
2 Q0 ?3 q: ?7 Q* {! K# q - margin: 0 auto;+ T" |1 b/ E; s" H
- text-align: center;- H4 J8 W0 z8 x- n: H
- }
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- li {
/ ^8 r- d/ n) {' A) ] - list-style: none;5 U( D, K3 g9 S' \
- -webkit-padding-start: 0;8 `7 v4 B6 l6 ]( i& M$ I
- }
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- text-decoration: none;
: Q- d r8 A/ ~0 d$ L8 x) J - color: #ED3E44; E3 g# t5 E4 ^, ~+ d
- }0 o" |9 z+ W5 z0 I3 x/ q6 {
- .nav-item {5 Z) f- Z! V& d4 H7 d. c" _4 n6 U. P
- padding: 1em;
6 T5 N* \# [3 e- O9 k - display: inline;1 }; M3 W# z6 z* J' ]( ]$ F( D+ @' J9 u
- } j$ T* D2 m. V. M" n E
- .nav-item-dropdown {8 T% z8 p0 T+ v1 G) I
- position: relative;& f p3 U. h- E, O
- }
( ?) V' Q- n5 a9 G: o6 E - .nav-item-dropdown:hover > .dropdown-menu {. E! Z" B/ X8 |8 T9 k: G
- display: block;! W: l3 a/ U1 I; _" s
- opacity: 1;
# O% h3 V$ |" c( W% N - }
$ H& ^4 u; U( p; V: Z$ y3 N - .dropdown-trigger {
. S; e4 `, O/ y! R, q4 S, e" V - position: relative;) ~8 G& c+ }5 n
- }! B( |& R9 }1 j, F. ]
- .dropdown-trigger:focus + .dropdown-menu {: `8 ~+ W, ~2 _* M! M6 q3 V/ r
- display: block;& H7 O( _. ~* T9 q
- opacity: 1;5 `# z8 h; E3 e
- }
8 C$ N. }( h% _5 ]. J& x - .dropdown-trigger::after {
! S: y$ W6 C+ O: F - content: "›";
1 q# |0 I1 w; t. d; c2 I - position: absolute;
; R7 n* X7 R7 P% b/ D - color: #ED3E44;* v1 Q1 U% l- k7 M, H* p4 g1 D; Q
- font-size: 24px;
& z W! N! ~, @& D - font-weight: bold;7 Q ]% P; Q7 L( F
- -webkit-transform: rotate(90deg); Q, ]* H$ L# h) R* ?: [. E
- transform: rotate(90deg);
' C/ A9 W s, J3 [, h6 [ - top: -5px;# v, y, V+ u0 \( Y: O( N3 s
- right: -15px;. n! f* @& }" e6 {* j/ k8 O
- }; M, B9 j; F$ `+ F/ ^& T! m* P
- .dropdown-menu {
" e5 N, M+ ~+ L9 H5 B; L - background-color: #ED3E44;5 l1 F& j- Y+ B4 @: l' s! ~8 o
- display: inline-block;* ?, g. l- z ?% a
- text-align: right;5 N$ ~- D7 s- X+ a- B
- position: absolute;
4 g! _2 o' u$ s3 z - top: 2.5rem;
7 f. O& a. X' N1 {* F - right: -10px;& y# b$ s& U* s1 b3 Y# X. b. k) M
- display: none;
2 U+ l: s* K& D6 t- c4 F - opacity: 0;
( F: r4 {/ q8 x( ^# u' `3 N1 h9 b9 b" o+ c - -webkit-transition: opacity 0.5s ease;
* T' Y) R) H! {- \. I - transition: opacity 0.5s ease;' E$ \2 d9 I" v' @3 ]
- width: 160px;
$ N& H* t6 j3 E2 b# N, l: O2 f; @& T - }
, M! Q9 Q7 [ M) O j - .dropdown-menu a {
; p- A; B6 S2 y# g7 V - color: #fff;
5 V# G$ K7 r L" C - }
M8 A1 S% {1 ^. r( R. b - .dropdown-menu-item {" g$ q2 p; r2 N
- cursor: pointer;
8 {* |2 E; ~- h f7 N" B. \7 K - padding: 1em;& g* l; ~" {* {$ a7 v* u
- text-align: center;
' o) z5 v+ T: {" Z& N- \7 w; X - }4 K: o' J0 V3 Z8 I3 W
- .dropdown-menu-item:hover {
! @4 ]. @* Q' l; q) ^7 e$ @" y - background-color: #eb272d;
% b) i* x- `9 }7 e3 P - }
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: M. j' M1 c3 k可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">9 B4 D0 C) n [& c4 r n# _7 E) q
- <!-- Checkbox toggle -->0 A/ @) z9 d' K9 Y* o9 X1 e# ]9 e& V1 L K4 F
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! e8 X, z* _! u& F/ L) {& w4 k - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>% E" k" T+ w' P, h2 Y
- <!-- Content to toggle from www.mfbuluo.com-->* q) L( [9 z" p9 [
- <div role="toggle" class="toggle-content">
( S2 ~) K) g0 y( U- Y9 |0 K - BA-NA-NA-NA!8 {5 f2 |% h: v2 `, r7 T Q
- </div>: X: u4 b/ u/ I. n
- </div>
复制代码CSS代码内容如下: - .toggle {: @; x `9 @ ^* ~; y& q" \! P# |
- margin: 0 auto;2 |8 [; q$ n+ ~% t- s z: `
- max-width: 400px;
3 ]" H2 O3 R6 W7 m2 a3 |2 C" w - }/ ?6 C) ?+ k3 I
- .toggle-label {, d+ P5 n( r% T4 T) G/ H
- font-size: 16px;
b% M/ S. l5 y% U - background: #fff;
: v0 E6 E" w6 M$ _) I - padding: 1em;5 G+ s0 f& |% G- Y Q( o' G1 }
- cursor: pointer;
0 @$ y- J- {2 l - display: block;
. u; G* G, b! Y; ~ g; \ - margin: 0 auto 1em;
2 F+ @$ Q2 P9 G8 h, G - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 u* ]) z2 s( F! r; ]6 }8 E! y
- border-radius: 4px;: k5 ~/ O/ m7 w [- c S" j; y
- }' R& `& [1 |' k
- .toggle-label:after {
6 `& w) q1 X; U0 g( R) s - color: #ED3E44;% K7 R1 a: g, d7 L8 Y1 `
- content: "+";/ ]% j5 R9 l) Y& V D9 q4 r; V; Q
- float: right;
; J" D1 I* N* W# t+ r+ \9 i4 d - font-weight: bold;
6 v" ^2 W$ Q% R - }$ v! _- S9 G* \: I; `8 |8 n& m
- .toggle-content {
7 C$ F$ I5 I8 [* m, I- {% u - color: #B0B3C2;
6 z' a; t" z3 b0 g( n - font-family: monospace;4 w* `& F+ g& W, k, n
- font-size: 16px;. m1 y7 R* W3 Z' _% {6 r! T9 t: u2 P
- margin-bottom: 1.5em;% M1 F1 j( v5 U4 s9 h q
- padding: 1em;
& \: X1 ]% X/ R5 d5 c - }7 L- e) G0 v0 V: `( t p7 ~
- .toggle-input {
* d, \$ Q& G" d - display: none;
% M% _5 v) `9 t* t; R9 F; G( z9 n% _ - }3 \ U- N# Y) E" s+ Z% w
- .toggle-input:not(checked) ~ .toggle-content {) }8 O. q" _' ^* [( ~+ T8 w
- display: none;! d( C7 Z# }: i/ l
- }
1 `) S# B& u. |0 O2 P- P8 z3 b - .toggle-input:checked ~ .toggle-content {' F1 u) u* m$ O: n5 M
- display: block;- {) J5 d* r) P4 Z! E
- }) @6 `' E& j7 B w; X
- .toggle-input:checked ~ .toggle-label:after {
, g$ f+ @5 V1 q, ^/ G6 I - content: "-";
. j5 \5 q* l7 `$ H T - }
复制代码 ! V9 J% N; c1 Q0 W
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