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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!">' l% ^% t9 \+ w+ j1 V
- Label for your tooltip
2 E. U' C! Z, m: B7 p( x' Q- M! E - </span>
复制代码CSS代码: - .tooltip-toggle {
9 {# X9 h8 h- u8 l - cursor: pointer;& } }! a% ]' b. m3 O
- position: relative;6 {: v8 g- i1 H3 L% Q# l
- }8 A8 U2 [1 b" a W) X# f
- .tooltip-toggle svg {
$ l1 W6 }( ]( | - height: 18px;
9 p! o- [3 U* h - width: 18px;, I: m3 \! L# v' A6 X x8 C+ w. Z
- padding-right: 0.5rem;. {% H7 j- U- t, q7 ~) p7 X, s
- }
0 ]! N4 p: O2 Z& F# V - .tooltip-toggle::before {
) c: A4 c9 H* r2 ]( x - position: absolute;6 o' W2 ^9 ~5 g4 N6 ^
- top: -80px;
8 n* f% q- U( n' x# s0 G; { - left: -80px;( q2 U1 _9 g0 Z! R& h
- background-color: #2B222A;. e6 i: g4 Q4 Z: U7 J6 D
- border-radius: 5px;8 M9 G& a3 u% Q
- color: #fff;
; }" i1 J$ k6 w" o - content: attr(data-tooltip);
5 o7 c* f( B0 s8 r - padding: 1rem; H5 }7 c+ }$ |: P& k
- text-transform: none;
9 j. p$ A$ e: B. L# A - -webkit-transition: all 0.5s ease;
! `# ?+ C8 I. u. k" b4 @4 b. K. ] - transition: all 0.5s ease;$ q$ H6 V3 P6 f+ a5 O7 a" I& t
- width: 160px;4 f( q/ q# F' X3 m' `9 l- l
- }
% e, R- F7 H @) |& P - .tooltip-toggle::after {
+ g% b3 Z9 m; ?" q% M - position: absolute;) n/ y6 K5 G! O$ N5 w9 Z, u7 t
- top: -12px;5 q* `* ?# ^9 `0 t: J c; B
- left: 9px;
- Z5 H" W9 {; ?& T7 Y G/ o& W$ m - border-left: 5px solid transparent;
9 s" ]2 j. @2 Q' m" x - border-right: 5px solid transparent;
* z# F7 f9 r. ]; t/ z& z - border-top: 5px solid #2B222A;
7 c% j5 }: R' X! p+ G7 ^3 ~5 X - content: " ";
f% b" s/ p0 } - font-size: 0;
3 u E# P% s/ J; M ]2 b) S$ I - line-height: 0;# N3 Z5 t: [8 a7 u1 {$ p$ Y; a. M U
- margin-left: -5px;
) \; r4 {8 e3 q1 z - width: 0;
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- m8 M1 j; y# x% r - .tooltip-toggle::before, .tooltip-toggle::after {3 T2 q& g% R b% T+ F* X6 Y0 g3 _
- color: #efefef;
/ z6 P5 c! T- w" K2 Y) x Q - font-family: monospace;1 F$ o6 Q) w9 t; j) v% T+ n. P* O
- font-size: 16px;
- Z( d$ |" k' A+ ~8 @ - opacity: 0;
+ P' A! _' K" x8 |7 ?- F - pointer-events: none;) c& f2 Z1 m' Q6 Y' A8 q. ?" c4 k
- text-align: center;7 b# j/ M- s* t) A7 T; P
- }
8 P' m, C# F/ O! G: _5 S - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 K% N8 y+ j; `$ e0 O: ^3 f
- opacity: 1;
; ]2 _* `. z- g2 B5 \# Y8 M* t - -webkit-transition: all 0.75s ease;
1 S; Z) C& b: q% w - transition: all 0.75s ease;6 l. \0 K, I) g/ O0 B
- }
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">
- h; @* _; x! C# Z& L2 B* P& K - <ul class="nav-items">
0 @4 q5 k; ^' ` - <!-- Navigation -->
8 x# v( @6 b. _, ~ - <li class="nav-item"><a href="#">Home</a></li> P2 h# {2 H, O* D
- <li class="nav-item"><a href="#">About</a></li># _/ B, o7 K- o
- <li class="nav-item"><a href="#">Contact</a></li>
: [" [% i; I6 ]. Q3 U - <!-- Dropdown menu -->
9 X- X- v3 l: I, K - <li class="nav-item nav-item-dropdown">
7 H% l5 j* ?1 t0 d6 m# T6 ] - <a class="dropdown-trigger" href="#">Settings</a>! C5 K- M9 t) w0 ]" o
- <ul class="dropdown-menu">
& [, ]) M0 W5 K& }2 C' e - <li class="dropdown-menu-item">
- U; R* T+ a0 o8 n - <a href="#">Dropdown Item 1</a>
1 F3 z) M) R/ l3 T5 j- F, X; U* L - </li>
0 h( R$ ~( w1 m6 o! ~ - <li class="dropdown-menu-item">
! ^' H( t! P _ - <a href="#">Dropdown Item 2</a>
3 C2 ^2 b- L/ p& N+ ^+ D; u - </li>; I! }5 r3 K g& | K
- <li class="dropdown-menu-item">
8 o W8 |# |/ P+ p f) q4 ?2 @# G1 l, F - <a href="#">Dropdown Item 3</a>1 d5 \3 G6 _- K
- </li>
9 U8 ]3 U6 u/ {6 |3 s3 u* W - </ul>3 V' H% ]) c: I( k+ T2 Q
- </li>
4 u w% f2 ?9 k - </ul>1 n! Z7 W. {& g3 \) O8 ^! N, ^4 q$ w
- </div>
复制代码对应的CSS代码如下: - .nav-container {
9 i ]+ X0 b; t! F - background-color: #fff;7 x+ }8 m5 R% s
- border-radius: 4px;, M/ n! ]4 x! {8 S" r. _& H2 W1 x
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
' Q3 A9 q! h/ W/ |% z! l - padding: 1em;
8 Y1 C ?, V/ g8 k - border: 1px solid #eee;' |+ i A P, k. x
- display: block;
; T; E& e/ ]7 X$ {7 ^; Y - max-width: 400px;
+ x$ |$ h+ B# ~& j$ W) Z - margin: 0 auto;, F/ }2 r- S. h: L% k4 o- e
- text-align: center;0 N6 S" F5 V p _; {) i/ x, s
- }! }% L; w* o1 F" A7 {9 T/ @
- ul,) P& J. Y3 o* I4 x! ~0 A" s+ }7 @4 }
- li {
; d5 L+ y; e% j7 S$ {7 b1 c0 `: \ - list-style: none;' u- Z% e) l8 |; L" c
- -webkit-padding-start: 0;3 Y5 ?, C( ^. \% I4 _
- }
7 |9 ^4 c- }/ j6 _) f - a {
+ d# V3 p0 u7 {8 e& D1 k - text-decoration: none;. H! \! n0 E0 `6 A N3 _
- color: #ED3E44;
4 O; E' Y. y2 Y. b - }
6 ^$ b( n2 p& U4 `4 J - .nav-item {! h2 I0 i& h7 Z3 n' I
- padding: 1em;
( i& i9 E: v6 T0 F* Z E. q$ l - display: inline;
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- .nav-item-dropdown {3 Y4 ~/ G( t. q' L7 F, p$ B- W; W/ ~
- position: relative;
0 _$ ~2 H/ U4 f4 v) K/ m - }
/ \( N/ {/ O8 E7 F0 \ - .nav-item-dropdown:hover > .dropdown-menu {
0 b% x' V6 S j. w8 b( q - display: block;0 w X! Q3 z. Y6 Q' g
- opacity: 1;6 Q+ ?& g) M6 ?9 J3 a7 y# y1 W
- }
/ f% M+ `/ |' ]7 Z - .dropdown-trigger {
; A4 e! h! a9 j( y; D6 N - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
& w+ r: j5 Z4 V% s. P- { - display: block;
, S4 k" T9 m2 X- q; s& B& \7 |1 L - opacity: 1;
6 }- X1 x z, Y - }
A7 O/ L6 j1 l: B - .dropdown-trigger::after { p- d6 a1 ~8 w( I6 R
- content: "›";0 G: i r2 b) b6 h9 U% U
- position: absolute;
5 B" r. F1 B# l2 K - color: #ED3E44;
9 G2 d/ z) D* f1 ~ - font-size: 24px;9 X+ c( u9 V' Z/ Z
- font-weight: bold;
; j( q: b" i9 V0 l4 Q' I, q3 e - -webkit-transform: rotate(90deg);
' w1 y* \. r. M5 d, U- R3 ? - transform: rotate(90deg);* m% }) n5 J' L6 g6 q( z/ [$ P
- top: -5px;
t0 M1 ^" N: \! R# R - right: -15px;2 ~( R; I: H1 H2 |; ]! d- Y
- } I! w+ g( \ A8 q! e( @& i# k7 p
- .dropdown-menu {, n( Q2 O. j9 ]& O. X
- background-color: #ED3E44;
$ z7 }% L7 |- i7 Q$ l - display: inline-block;" b9 J9 M" C- j2 _6 \% l& w" ]
- text-align: right;
+ c, _6 k0 b6 [ - position: absolute;
4 _. B, Q, P$ h8 R" c$ b - top: 2.5rem;. q% x& o1 y& W
- right: -10px;! r& ^+ O* z3 U7 I5 e
- display: none;
2 E; |1 L* K$ o3 t, @+ r - opacity: 0;7 M3 j3 S7 ^, f( m) r
- -webkit-transition: opacity 0.5s ease;2 |- g, D4 S7 s: k# X
- transition: opacity 0.5s ease;
3 J s7 O g# | - width: 160px;) z9 p# }% t$ ?+ a1 g# L# S( |+ Z
- }- U# b: V; b: g! F
- .dropdown-menu a {
U3 C$ O# D6 j# i - color: #fff;
5 [* r* T& r; @' v+ e/ R - }/ U# V4 k4 j/ Q- o& B2 U
- .dropdown-menu-item {& C4 j. }8 s: e A% \
- cursor: pointer;- K8 E2 v& x0 c: x B; }
- padding: 1em;
4 V6 Z+ T9 h. j. ]7 t - text-align: center;
9 y I" M# U9 P- A - }
X: L- N7 L; g0 a - .dropdown-menu-item:hover {5 ?7 {2 q: D! H1 {2 l
- background-color: #eb272d;
" O" z+ ?+ F" _7 G6 X7 O - }
复制代码 . @' v- }2 N& P Y) v% ?& {9 z
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">& K+ Q! L* ~% a4 S* H/ D) Q& h3 Z
- <!-- Checkbox toggle -->2 j) {7 G! t1 C7 g" |; w
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">7 F5 U. P% q+ m$ ?5 g3 ~& `3 b7 V0 l
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
& L/ k6 I/ G0 D - <!-- Content to toggle from www.mfbuluo.com-->; \3 b+ a: Q" ^2 F& G, S& i N
- <div role="toggle" class="toggle-content">
9 I( H5 J$ F! n; F - BA-NA-NA-NA!
8 K& d4 V" r2 D9 W! N - </div>2 d; n0 m3 \+ r. Z) H
- </div>
复制代码CSS代码内容如下: - .toggle {
/ |6 x. o5 v3 r8 b) t4 a! L - margin: 0 auto;
! Q/ f, X3 N* s, f$ ^ - max-width: 400px;3 i% |0 V& w+ q) j, W5 [
- }
! {/ F, w) e8 N. q- q3 x$ _# a/ K8 j - .toggle-label {
/ o/ c$ Q8 l1 K" `9 d+ ]/ Z - font-size: 16px;6 F0 y2 H; S2 @! d4 Z) \
- background: #fff;: \( ^( X, P1 J2 C5 S$ m2 u
- padding: 1em;
; q) |9 Y/ Z, e; }6 i7 i - cursor: pointer;
% A7 z x3 i& r+ q* K - display: block;
( ~3 K, \9 i+ }3 [! f; Y - margin: 0 auto 1em;
: A+ L/ D' h5 X - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);) H, g' c5 V- p: \" n
- border-radius: 4px;
5 f1 ~' y+ }! B8 B - }# `7 N$ `, W& ]4 v
- .toggle-label:after {
6 f0 y% h+ H. S6 j: A, t4 p( g - color: #ED3E44;
3 c1 l, L N+ e% ?7 G# r8 k - content: "+";9 o- @: T( Y" x8 r7 o* }+ L
- float: right;
+ Z2 }5 B7 J8 |3 H - font-weight: bold;
- i |2 j5 K5 o7 R, {; P - }
: b* `( Z# @0 ^1 O& S( K- c - .toggle-content {0 Q1 [# \ K7 o3 l
- color: #B0B3C2;" o; q* t. w! z$ s% {' i1 o5 h" n: w
- font-family: monospace;0 x2 A! D6 D, J- s
- font-size: 16px;$ b; T. u& ]( c: H6 o7 W; O
- margin-bottom: 1.5em;
" M, \! h6 |% e0 c; O - padding: 1em;. m4 b" B2 i' @1 o) Z8 A
- }, t: S' N* u, W$ o' `
- .toggle-input {
0 x& Q5 {7 c ^4 J8 l' ` - display: none;
) H' R6 Q: o# Q4 h* n, M$ z8 x - }
- s- g8 v9 K% N9 z0 A9 a9 H - .toggle-input:not(checked) ~ .toggle-content {
3 ]7 }* C' F" x7 t# a - display: none;7 r( s) [* y7 i) J
- }
0 M$ h1 X6 I: G7 _ n6 V1 L - .toggle-input:checked ~ .toggle-content {0 I" l9 E7 F, ^$ q: G$ X+ [6 Y
- display: block;
9 K2 v" M, L/ {7 A* c6 F- h) | - }8 e5 N8 h- {5 u
- .toggle-input:checked ~ .toggle-label:after {7 b/ O f& w- n& _% \5 k
- content: "-";. B. {5 Y' y* s# z+ |& s0 C
- }
复制代码 3 k, Q: O* e6 ~$ `7 ~ u" O
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$ @3 {$ a0 n! @! W, k: |: G C& z7 |8 R( l: D: P1 D8 I1 [
9 w- q: ^: |& _% U, F
# ?% Y% r8 W% T2 q U9 O" d% ^2 S9 q& a8 |7 M: Y2 N( }
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