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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!">8 y% N0 x6 v7 J4 M1 D
- Label for your tooltip) P0 f" p8 t0 p& C6 P. W) {+ U) b
- </span>
复制代码CSS代码: - .tooltip-toggle {7 q8 H6 s# \: n. X1 _7 d+ B
- cursor: pointer;
0 O- e% O% ^/ S9 i - position: relative;' c* o0 E; s6 f' o3 k _
- }
5 j& H/ O; Y" V4 e" G5 M7 b - .tooltip-toggle svg {- M2 Q) D9 t' ?8 @% V; o: \ ?
- height: 18px;
8 S" C* n L0 p9 O - width: 18px;! Y- r$ U0 X/ C' x ^- \
- padding-right: 0.5rem;6 {4 f$ T ^+ i" }" b
- }
" O" e' ?: E+ \7 ^. G% }) q! S - .tooltip-toggle::before {
& h( ]; m) C& T6 d) a3 Y( w7 M - position: absolute;* l# u" O9 W( t( d' L8 {) A! A, y
- top: -80px;
# L0 \- r" u4 X8 @+ ?' ~4 ?4 M, a - left: -80px;+ E! K( G7 K# B F1 u4 L
- background-color: #2B222A;0 Q3 E- R2 }/ W- L8 i
- border-radius: 5px;
, x, V* i% y/ o. _3 W% x - color: #fff;
2 V+ y9 g& W2 _0 B% c4 E) t+ z - content: attr(data-tooltip);
+ D% Q5 x' c6 V' T - padding: 1rem;
/ |$ i' Q8 l# u# ]" k - text-transform: none;
. H* Y! `& R2 `, s - -webkit-transition: all 0.5s ease;
* {. I1 Q _* A1 F - transition: all 0.5s ease;
3 w5 @3 _/ b( `; ~/ W6 o: f& Z/ B - width: 160px;
- Z8 N* a& T+ { - }
# z" G- m7 }9 O- ?6 S- T8 w - .tooltip-toggle::after {
- k m$ D# ]: n C h - position: absolute;& k: _6 C- B3 R2 a7 Y# j
- top: -12px;$ C% Z4 e7 i9 o! l6 _* }. e; R) K
- left: 9px;4 c b: t a! t2 D3 X: f. Y
- border-left: 5px solid transparent;
9 a* F$ ]2 ], W$ W - border-right: 5px solid transparent;
/ _; D' M% Y+ u- A2 h9 ]& W - border-top: 5px solid #2B222A;
: c4 e% ^9 @/ L% d3 q - content: " ";
: x+ Q) ]0 l/ g! H1 j; |7 g4 \/ k - font-size: 0;
+ z: p( B/ Z: C7 |. t% X# D - line-height: 0; K7 H t1 \, b4 S- l+ |3 W% E* ^
- margin-left: -5px;. |/ A8 P' G0 i0 G% G- |( k
- width: 0;/ p& H! x. T1 v8 `& y* k
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- .tooltip-toggle::before, .tooltip-toggle::after {4 ^& R$ ?- L& Z# `
- color: #efefef;( M9 E: b2 F/ B. v
- font-family: monospace;, X$ T1 V+ `1 u' z1 i
- font-size: 16px;
- v* S0 m; a- p - opacity: 0;
. s6 L) z/ D0 V, @6 O. Z% O - pointer-events: none;. Y% U. i& S/ t! E0 u
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
2 l& c# N; q; }; p1 h - opacity: 1;
7 e. U# ]% X' o1 b8 } f - -webkit-transition: all 0.75s ease;
1 J# P% A+ d% m1 Z) R( j - transition: all 0.75s ease;; \! C' F! F8 ]: T4 v* p
- }
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">! J5 j$ w* [5 K z
- <ul class="nav-items">
( g' \7 i3 O! {( d: }# V+ p - <!-- Navigation -->
6 X( j2 x) V6 M5 `1 o$ T, y+ H9 Q - <li class="nav-item"><a href="#">Home</a></li> `& J W) K/ q; l
- <li class="nav-item"><a href="#">About</a></li>
7 Z& @- k; p7 j4 M$ \ - <li class="nav-item"><a href="#">Contact</a></li>5 G4 o7 d, C7 f: x1 T
- <!-- Dropdown menu -->
) i H) }/ S3 e6 I; g - <li class="nav-item nav-item-dropdown">
8 U! U2 z+ T9 S4 M( i! @4 E7 l8 V - <a class="dropdown-trigger" href="#">Settings</a>$ i* a7 t0 I% K/ D K: w% S* Y/ v
- <ul class="dropdown-menu">
6 ?. D- ~1 e" Z/ z3 j - <li class="dropdown-menu-item">
8 q4 b( Q$ A, n0 a) }+ r! i - <a href="#">Dropdown Item 1</a>3 i) v$ h8 H2 ?* S
- </li>7 M8 A; t) |7 y
- <li class="dropdown-menu-item">
% K: k. Y1 ~1 f4 a* ~$ \% h2 U5 } - <a href="#">Dropdown Item 2</a>
+ @7 E5 |; d; v1 _ - </li>
3 Z; z% j, o3 s! C# l, a: K - <li class="dropdown-menu-item">' @) O3 |% F: g: A) v
- <a href="#">Dropdown Item 3</a>
9 R/ s2 v, U. p2 ?& J8 r - </li>6 g" E( M% h1 x2 |% w; p
- </ul>
2 ~' W) q2 x e/ T7 m - </li>
- C7 ^1 t1 \3 {: A& {: p - </ul>
& ^0 G I9 `6 G! W - </div>
复制代码对应的CSS代码如下: - .nav-container {
9 U% ? W w, I7 t - background-color: #fff;
0 e5 X) g% K# |# G3 m - border-radius: 4px;+ P1 i# V. l/ d9 a
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
! `& S9 D+ i7 ~( [+ g: v - padding: 1em;
9 e: g2 r& T2 ~1 C) ~7 p - border: 1px solid #eee;9 k* y) M0 X, C, u
- display: block;8 ~) N8 {! m- M6 n2 [ f
- max-width: 400px;
+ j8 G E+ I) }7 h: G+ G - margin: 0 auto;) _7 W7 N! X- l7 P$ F0 }+ s& p; V
- text-align: center;
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- li {
4 f. J6 J4 ^) G# ?+ E d - list-style: none;& B( D5 }4 }. ]: v' @% P7 ]
- -webkit-padding-start: 0;1 r' b3 A+ n: ?1 y5 P8 y+ w& g D2 [
- }
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- text-decoration: none;1 L/ F" L+ ]1 A7 ] Q1 `- ^0 r& A
- color: #ED3E44;; w& A$ e+ U' ]; K1 L$ q8 b
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- .nav-item {, N* D( j6 p! L/ z" U) x
- padding: 1em;
m5 u: F# m/ ]4 m! E h4 o1 a) h - display: inline;/ J: e' P- b/ c5 W
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- .nav-item-dropdown {( s& o& J; s. |6 \9 [) ]2 F8 i3 C( f
- position: relative;) {1 _. P2 L: q5 ~- n5 E1 \" k
- }
5 Q9 c" u1 O; U( e: q - .nav-item-dropdown:hover > .dropdown-menu {2 Y- z& q. m) s& V8 M& R
- display: block;; p1 c- S/ I6 F! ]
- opacity: 1;3 q8 N: |* h5 e8 ~
- }
" L+ w# H8 E: B! R8 Y - .dropdown-trigger {, y' C: m3 h5 c; m) [9 d2 }: N
- position: relative;
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2 ~: X4 ^7 i/ V7 S2 m - .dropdown-trigger:focus + .dropdown-menu {$ h5 u+ @- r+ J. h: K( P$ I
- display: block;6 Q9 W, f0 ]0 r ~/ Q0 ~
- opacity: 1;/ D0 o# X% ]! N5 Z- w$ d$ r
- }# E' p! {; A; y: u3 [
- .dropdown-trigger::after {
- L+ w& B* I- g7 o8 H& ]0 K7 x3 p - content: "›";
8 T; r- ^# M4 ?: v6 i - position: absolute; e9 l I- p4 G8 W
- color: #ED3E44; h% a# n$ U; j1 P$ Q' `
- font-size: 24px;$ s2 p+ d U: |! D4 n* M
- font-weight: bold;7 E, \( C( p4 r) S5 F. c
- -webkit-transform: rotate(90deg);7 q6 m; [+ ?2 M' U7 C X% U6 o/ `
- transform: rotate(90deg);
' N- n6 `- X+ o - top: -5px;
+ o6 L+ B& E9 e! ^% d - right: -15px;
+ H1 _( b, f; @" ~0 P$ a - }% _9 o! ]) x& @. q0 X- x- H$ K! [2 J
- .dropdown-menu {
! }5 N1 k4 o: [& i1 l% |4 a - background-color: #ED3E44;3 w* z- E2 L: D" O6 \
- display: inline-block;' d; l4 B, ^; H$ |6 f6 Z
- text-align: right;
# v8 Y- J4 O) q - position: absolute;
: I, o/ G1 U& c* j% V - top: 2.5rem;
4 l( _8 a# j& h9 B* ?& c I, W - right: -10px;+ f( A3 c5 [( S- [: b/ G& L) X
- display: none;
* v- K, l* ]* S - opacity: 0;
" m/ O: a3 S% k7 e' G7 u8 f - -webkit-transition: opacity 0.5s ease;7 Q& [" R/ k* N3 U" R2 B
- transition: opacity 0.5s ease;
+ G3 D0 c' }' x# r% m, I - width: 160px;) h- J9 ^$ w) ]' T
- }
" u# ?7 u8 ?! n0 ]# _5 e; [ - .dropdown-menu a {
+ w& G. A& B9 ?* S c2 y( o - color: #fff;2 P, n6 K; K1 v% R( ]0 P" O5 a2 \
- }2 e: d( V* k0 @9 u
- .dropdown-menu-item {4 H1 e& U! `8 f) e. M0 E
- cursor: pointer;7 S A; E4 a+ I
- padding: 1em;3 o0 N! M! }) t$ O7 H% v$ ^
- text-align: center;! A6 z7 I0 d! R9 |4 m, a1 `0 }$ ]
- }" Q( g( S$ {6 V5 y( v3 x, e
- .dropdown-menu-item:hover {3 z! O2 {# S# k. R6 Q# l7 i
- background-color: #eb272d; S8 R/ o% g! w2 H
- }
复制代码
0 O% O; y2 m( I: D* r; F9 F可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">9 v# S$ b3 w2 w, Z* H% m# |% ~( w
- <!-- Checkbox toggle --> E. o; I$ X* k9 O; J# y. g0 G
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
2 `7 v; \: i, u1 H7 x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>) [/ t9 @6 d& k4 C% b- I
- <!-- Content to toggle from www.mfbuluo.com-->7 w* L4 c+ E2 |* n2 p" }7 }; Z
- <div role="toggle" class="toggle-content">( i2 ~) V$ H/ C
- BA-NA-NA-NA!
& A0 L% _5 [! ^0 Z4 S - </div>/ v/ F W2 u/ Q6 }" q
- </div>
复制代码CSS代码内容如下: - .toggle {7 L5 b( O6 k5 T: w% d, Z5 S
- margin: 0 auto;
! B3 i: q" X: D - max-width: 400px;
$ N7 D! y& R" z: e8 b - }
- p# k. p" }/ ] - .toggle-label {
! n. p9 i) T0 s! [ - font-size: 16px;0 N8 O" G: u# X8 c# H; t
- background: #fff;; \# K( p4 x2 Q- `2 K y
- padding: 1em;, C0 v" `+ ^. g' D
- cursor: pointer;
5 ]9 h! z0 U! e! p - display: block;
( X% Y: b: @ H+ ~5 i/ ]8 j$ g" S( Y+ M - margin: 0 auto 1em;# I; U6 m( b# b2 l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);8 Q/ Q. J. X- U& u( }( e
- border-radius: 4px;
* Y. S3 {& @6 b" B0 | - }' y ?1 `8 d# Q
- .toggle-label:after {8 K3 R0 Y( X9 D. s5 q' P, h+ @7 T$ s( ]. ~ ]
- color: #ED3E44;' g, k6 d$ r g- z' L" X7 `$ `/ ~
- content: "+";6 _+ s% Z H5 } m% \1 i# V1 L* `* \
- float: right;
2 K1 Y0 m) ?0 @) Q6 R+ Q/ q8 F6 n& n - font-weight: bold;
9 \* ?; {' U/ p$ Q. R - }
7 W& U3 h5 u! D& J - .toggle-content {3 Q! h) Y. l; W/ V. w; R& w, V
- color: #B0B3C2;
5 Z$ T8 u+ C0 N/ r1 L - font-family: monospace;1 m, @# [9 R# v, k8 C
- font-size: 16px;
, y" ^. b# \# G - margin-bottom: 1.5em;4 n* r4 c1 }6 E+ ]0 E) g+ l1 E) V
- padding: 1em;
- R* T- d8 q! x: H2 K, n5 u& {; f# I - }
6 Z; A( T, f9 w( @$ G% h - .toggle-input {: l! {- ?' @- T5 |
- display: none;# `; f1 ?7 f( v8 u' A' T$ ~
- }
) B; `9 p8 S7 B( |! y - .toggle-input:not(checked) ~ .toggle-content {2 K9 K. |3 w9 H1 o4 a$ I
- display: none;$ G. }$ E; I. P. q/ M# D c
- }8 g8 u# p, [' w' P' M4 C- t% ^
- .toggle-input:checked ~ .toggle-content {
2 w$ k/ d; x0 }- O i - display: block;
, q( I, f! z/ V9 q- T) C2 s - }3 k3 g" s$ j9 f0 i8 R" p
- .toggle-input:checked ~ .toggle-label:after {* B$ c; P# Z( }% U2 P- J" V3 P
- content: "-";
0 f4 v! u# ]6 y9 t! @0 A# s - }
复制代码 ( i4 A3 J: _1 W$ G, L
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