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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!">2 s0 [9 t' S3 M' q1 x7 z' b
- Label for your tooltip
: v3 Z V* a& o+ r' z! o6 t. l - </span>
复制代码CSS代码: - .tooltip-toggle {5 n4 M# `. t! e% z! x8 y
- cursor: pointer;+ M# Z" s2 n0 W- D# W* F
- position: relative;
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% Z6 |4 |: |. H( J - .tooltip-toggle svg {
& v- C: A0 X% P - height: 18px;* H* j* I' @" ?6 l& |) o
- width: 18px;
$ C) J8 P, t% K8 A7 X% w2 R, A - padding-right: 0.5rem;
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5 N0 E$ }9 G, R( T- B$ V, F8 c K - .tooltip-toggle::before {! G0 [- O- `: H9 t* N
- position: absolute; B' K4 d1 v( ]6 p# _
- top: -80px;
$ f" E! ?2 G8 B! r9 B$ | p3 g - left: -80px;
) l+ U8 ^) \& S6 D& J; B - background-color: #2B222A;3 u/ c: |5 d9 @0 v' `
- border-radius: 5px;
2 p! b7 u; w/ \2 ]4 F* ?8 `! X - color: #fff;
6 c' y7 ]; u7 y3 ~6 z - content: attr(data-tooltip);
' I3 ~. L( o/ c o - padding: 1rem;
4 w2 D$ ]6 C, R' D ] - text-transform: none;
6 ~9 } z- v+ Z; \ - -webkit-transition: all 0.5s ease;
2 [9 U0 B; P x: s" }( c- a! a! w: Q - transition: all 0.5s ease;
; d$ H0 O$ C% P4 y3 I: g1 h" {. Y/ V - width: 160px;
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- .tooltip-toggle::after {
# [! `% A$ F# U5 e - position: absolute;
# O% t8 O$ @; X4 p/ H' m - top: -12px;/ d! C- T" o9 ~* ^8 w0 s
- left: 9px;
3 Z, p+ J$ M+ }$ J6 \# H - border-left: 5px solid transparent;
& R0 J& Q& G, P" n - border-right: 5px solid transparent;
2 F' k* ~9 D8 X" \8 R% C8 J - border-top: 5px solid #2B222A;% i$ v7 k% u) ~0 J
- content: " ";
( q' _- y }! i5 k0 _2 Q8 j - font-size: 0;* L6 d) r. @0 q; Q: F. J# o
- line-height: 0;* Y$ ]2 d6 K8 u0 K: z5 R5 ^
- margin-left: -5px;
! n* a& [* W2 W; N8 c0 ? - width: 0;1 h& X, h7 D3 q+ _$ j( z5 M
- }, D8 ~& m9 V' E' p9 n
- .tooltip-toggle::before, .tooltip-toggle::after {7 o& i) X5 X$ S) |% j& y
- color: #efefef;
* M6 A. `+ i8 O& x4 { - font-family: monospace;
% M# Y6 |4 n7 t7 @ - font-size: 16px;9 [& r; M0 y3 ^% ?- |* r8 q% z
- opacity: 0;$ _: E/ n& |- M) d8 R
- pointer-events: none;
, w& _5 `( ?1 n7 J* I* U; n - text-align: center;
4 `6 [. B1 w' @ - }
8 n& X* _/ |6 @+ N% ]- N - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
( F' S: X1 F5 C, k1 Y6 p* S8 q - opacity: 1;' C7 {% a j; X! e3 C2 D/ P0 p
- -webkit-transition: all 0.75s ease;
9 i6 J* [7 H" [ - transition: all 0.75s ease;2 [( i" g: K6 }9 Y1 h
- }
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">
5 b- g [& A; _ - <ul class="nav-items">7 E0 I: V. N8 h7 z" D9 q: I
- <!-- Navigation -->
3 x5 O5 y: s) b, y - <li class="nav-item"><a href="#">Home</a></li>
( b8 p2 [& S$ Q - <li class="nav-item"><a href="#">About</a></li>. C9 N% o9 f/ h
- <li class="nav-item"><a href="#">Contact</a></li>
( z* y5 {$ e( Q5 ~1 U - <!-- Dropdown menu --> U* A( m: A% w/ l$ Y; y7 u
- <li class="nav-item nav-item-dropdown">* m; o! a7 Y0 y5 t
- <a class="dropdown-trigger" href="#">Settings</a>
9 |: x3 g5 l) L2 ]% Y$ Y+ `; z( i - <ul class="dropdown-menu">
, M6 D* u" r4 R* K% q! [ - <li class="dropdown-menu-item">
; a6 Z& d$ } h4 G6 a! A# \( I( U - <a href="#">Dropdown Item 1</a>0 k. r8 G6 D* l( e; H, t
- </li>5 M( Z: t' D& u: @3 h# y1 A
- <li class="dropdown-menu-item">
3 Y+ z9 j, ~8 n6 A - <a href="#">Dropdown Item 2</a>
/ w: [2 g! G3 f" }, e) ? - </li>
( U( A2 ^. B% v - <li class="dropdown-menu-item">( a# r* S0 W* X, L# s {6 H
- <a href="#">Dropdown Item 3</a>
" x N8 z% q# z - </li>
3 ^8 A- F( `! ]. \: o. H! S - </ul>+ m2 ^6 h) n! D6 c* _& A D
- </li>* f9 f1 e* f7 R) C2 {
- </ul>
4 o8 E8 W; F* z3 g' z/ R2 Z+ c - </div>
复制代码对应的CSS代码如下: - .nav-container {! J1 R8 ~: T( n$ k
- background-color: #fff;
! m( a9 ?, K2 v4 _3 T" e2 l% v - border-radius: 4px;
2 `' L. l |# ^6 U* _5 i+ f* d. C - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 }8 B: ?. M n, o- ] - padding: 1em;
" L' P0 s- Z& r* _ - border: 1px solid #eee;( R1 w$ P* Y {& \, n: e
- display: block;
9 a, k2 F/ Y; v: E, v - max-width: 400px;( e P5 P0 I0 a) ]
- margin: 0 auto;2 {# }, Q% r7 Y% g' D) c1 X
- text-align: center;( l5 f$ ^& k+ g1 S! C2 k, T* k, b
- }
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- li {
1 W; `" E! M, z; {0 o) k+ v9 q5 w - list-style: none;" r9 S, K: N' b4 Q
- -webkit-padding-start: 0;
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- a {; ~. s a; }: {0 p7 } ^" F
- text-decoration: none; e( i- J9 @1 A. P5 J8 q
- color: #ED3E44;( `2 ~3 S' W' Z$ ]. X" @9 `. N
- }% d: f# r& W$ u$ I, m0 n
- .nav-item {
- S2 |9 i% T* _* t6 P - padding: 1em;
& T6 d$ @+ |1 A - display: inline;4 O) `5 L, K+ b" `2 `) o
- }
! K4 |8 t' Q2 c* V4 t$ z; ~% a - .nav-item-dropdown {
* E- _4 w( \# q" W9 ?3 e - position: relative;0 ]* C7 ^& {8 h
- }4 X) g2 Y- ~$ z. r5 a9 O
- .nav-item-dropdown:hover > .dropdown-menu {$ i ]8 \6 z, Q3 e/ b m
- display: block;- K9 {& h' h) R$ o
- opacity: 1;
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. y4 @. |- n. X - .dropdown-trigger {
& |) U: D, b" ]. F" O - position: relative;: d+ ]: U7 G6 Q8 [6 N
- }; F5 u n- k" K$ j: d! Q
- .dropdown-trigger:focus + .dropdown-menu { w6 d- n# h* Y. s# w6 A
- display: block;3 \0 [# v% S: G0 f
- opacity: 1;
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- .dropdown-trigger::after {
* C5 [1 o: P9 j- J9 I1 a - content: "›";
+ {' W/ ?/ d$ e# t. r& ] - position: absolute;1 K0 x5 M! t! n6 C2 _
- color: #ED3E44;
& p6 M4 `/ n# E( a% A: d! G - font-size: 24px;/ y/ _: S; v% J2 }& l' F
- font-weight: bold;
" g; W- @( u% F - -webkit-transform: rotate(90deg);
8 C# N1 \( M% ?& z. x - transform: rotate(90deg);( @6 @" O# J& i1 a* V% N' H
- top: -5px;' f) Z2 p6 m: q" r) k# o
- right: -15px;; S% b( m& y/ D6 h) I( y
- }+ N( G# |5 A3 {* O, D: R
- .dropdown-menu {: ]9 n7 x4 ^, s! L' I
- background-color: #ED3E44;
# Q9 Q: l7 R' g7 @$ W5 z - display: inline-block;& p p- u3 n8 u9 W$ p) h
- text-align: right;
8 L6 z0 C# i8 w6 f$ t' a - position: absolute;' S0 ?; B1 t+ i! X! S N5 \2 x. R
- top: 2.5rem;
3 o) O: I1 ~) e - right: -10px;
W' i0 ~& z7 N0 t: x - display: none;" O( n& n. ?* O
- opacity: 0;
. @6 ^$ j x, | Y) |- I9 S - -webkit-transition: opacity 0.5s ease;
: I, |1 g8 t. ?3 [2 Y) }5 j9 g+ T - transition: opacity 0.5s ease;
0 \) m9 G, N8 z! x: V - width: 160px;
2 a+ Z3 [' n; E! I - }1 d9 H* W! p+ x- J( I7 m
- .dropdown-menu a {; H8 f) F0 P* K' \1 Y6 _1 u
- color: #fff;2 l/ K% `/ v" l+ H* r
- }
) z6 J$ n; G/ P; F) o8 Q L" k - .dropdown-menu-item {
: y& K `) j9 A/ w7 m - cursor: pointer;
7 U6 r j! ?6 h% |" N3 f, O/ R - padding: 1em;
9 c) J9 z F5 s, ~+ H - text-align: center;
( n# s9 w' Z9 b+ G; ]& e! Z - }
: H- [% L$ {. A ]6 U6 N - .dropdown-menu-item:hover {
; [) b* [% J! e& v# V4 ? - background-color: #eb272d;' _& N6 Q5 i0 t4 Q3 C' A2 `
- }
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" l. ^9 Y! z" p% v! {7 a D% Q- R6 [可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle"># }) l, x- X9 i8 H1 d! l
- <!-- Checkbox toggle -->
! r# Y$ f( M( r) l9 z - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ O7 K" @! {: N R
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>3 V: f- [2 t' T- P- M8 s
- <!-- Content to toggle from www.mfbuluo.com-->7 a. s% r' E0 j) g* F, e
- <div role="toggle" class="toggle-content">1 j( M5 W# T6 E/ V/ m, i
- BA-NA-NA-NA! s7 Z3 J& p/ n0 [
- </div>% G) I" M( S5 T- }
- </div>
复制代码CSS代码内容如下: - .toggle {* p+ \+ V& N2 L3 X& G0 ^
- margin: 0 auto;
, i$ T5 h: C* s+ A - max-width: 400px;
t, i; G! i; I) ~ - }
, F3 q. N5 {- u7 M: ] - .toggle-label {
- L% ]9 _/ Z- N5 z - font-size: 16px;
6 V1 R' m7 x8 {3 [: w - background: #fff;$ X4 R b7 S% H" Z, d
- padding: 1em;& E9 o4 B# |; @7 x$ V
- cursor: pointer;- Y! _& \, ~$ P* O/ P( l
- display: block;8 C+ y* m- ^5 E* k* P) X' B" u) Z
- margin: 0 auto 1em;# |* n- O& X8 P* v. t" z/ X
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
# i( H- O' |* s3 k0 l - border-radius: 4px;
5 {9 Y2 f0 @7 k - }
/ D# P. J e" N X# l1 Z+ L - .toggle-label:after {% K* L2 U1 l% w& r( n0 y0 p/ q
- color: #ED3E44;4 Y7 p. o0 \6 T# D7 Z$ X
- content: "+";& A4 f! D2 }( J
- float: right;
( [8 P* C1 s" R. ]# f' f2 M) C1 k4 j - font-weight: bold;
0 u! o& C1 d7 G# { - }
; n. |9 z) K( G ~7 \8 [' k$ h - .toggle-content {
p4 _6 }: T* Y, E, a - color: #B0B3C2;. T1 |% k0 d6 [$ k$ {2 `
- font-family: monospace;3 P" |( m5 l: G2 f* ^
- font-size: 16px;! l2 `+ b: Y: `* |5 C2 u
- margin-bottom: 1.5em;
' e# L. H" a. r c" o7 m) ? - padding: 1em;. A4 K9 v" ~3 [$ Q& D% n' b& [8 f2 S
- }
/ ]) x8 b, s" J0 y: |9 d; r/ P+ i - .toggle-input {
+ b; Z3 U' \( M! G - display: none;
( C6 ]+ N( \, t/ w7 ~0 S - }
' v E! [) `0 M% k, \: H8 b - .toggle-input:not(checked) ~ .toggle-content {
4 j5 |0 ] R% h3 t - display: none;
+ ^7 M: n$ r) c1 N T' U - }
6 g% {* {2 x: E0 A - .toggle-input:checked ~ .toggle-content {
% I1 |# H7 ?. K" \- J. x) [" } - display: block;
7 K2 J& ^; V) C x! _4 |1 G& I - }
" D3 c+ g+ t7 K" ~ - .toggle-input:checked ~ .toggle-label:after {
6 v* T6 U; g4 E3 D- n u; a* ] - content: "-";
0 G$ A$ g( E# `- z8 G0 B' N; u# z - }
复制代码
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+ f+ K' u. {! h: N: ?8 u8 c
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