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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!">6 ^0 y; A; o! b) Q
- Label for your tooltip0 M# l# X& H/ _" o) W! x, G" y' W
- </span>
复制代码CSS代码: - .tooltip-toggle {6 R5 v1 { C" K: n
- cursor: pointer;7 K) [2 o" i; ~$ f! s9 P
- position: relative;
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- .tooltip-toggle svg {" O6 r, y2 T: C# {. A7 u
- height: 18px;
/ T! h5 W" l# ^* {3 P( C - width: 18px;
6 L- q0 u* ^/ \9 x8 I7 T% U) [; N+ [# v - padding-right: 0.5rem;
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- .tooltip-toggle::before {
6 s- X7 @4 F" i - position: absolute;
, G6 K+ F5 e, ~1 d5 Y6 K* r - top: -80px;
! d1 b" I: G, T; U6 S - left: -80px;+ C5 @- j' A9 U6 I/ _2 C! C, W- G: L
- background-color: #2B222A;
: k+ V* p4 g5 B, }3 ]. S- \3 ` - border-radius: 5px;" P, \8 ?( @3 b2 u/ v& B* ~
- color: #fff;
& }* H8 O* E9 J6 @" ^2 C - content: attr(data-tooltip);6 ~, F. k# d" ^
- padding: 1rem;
! Z: v, U9 K+ K9 L6 c( z0 ^( U" Z - text-transform: none;5 h+ `2 S, D- W, y% f+ ] o* m
- -webkit-transition: all 0.5s ease;
2 ?- K% y) \: {+ _% W - transition: all 0.5s ease;
6 ], U/ f; G# Y5 N5 D - width: 160px;. K/ N; D+ c) t% h
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- .tooltip-toggle::after {) N7 c6 h. m7 o7 Y u) j5 F
- position: absolute;
, u3 H% N3 d4 ?. e1 Y4 N - top: -12px;+ A* B( _% U) j* J
- left: 9px;1 U- l0 {4 f) X/ G
- border-left: 5px solid transparent;2 x- h' x4 F0 d+ `
- border-right: 5px solid transparent;( e2 T% L1 ]/ g
- border-top: 5px solid #2B222A;
% z1 `$ `8 [+ {4 G& g/ l) Y( F - content: " ";: F) O0 O* E; g8 Q) M
- font-size: 0;# G& g; [, R7 n( Z, Y6 \! j
- line-height: 0;
, g% ]/ H7 P5 ^* o! c7 j1 ` - margin-left: -5px;( s) W Z$ ^: U4 Y
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {
! s0 t" | P0 u& `# `5 `- s% x$ q - color: #efefef;
2 ^0 w8 Y0 H7 y2 \7 U) i1 z - font-family: monospace;
& e- c6 q& O) v - font-size: 16px;
8 j# ~3 G: {+ c8 l: w1 @ - opacity: 0;
9 _5 g8 w/ d) `) K4 O# G% n/ L1 v! I - pointer-events: none;/ f3 v& l; a6 R+ X' m# ]$ P
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
$ n9 S/ w! d! P4 J* |/ o4 T - opacity: 1;4 _+ F: C, q( S# d3 i, ~7 |
- -webkit-transition: all 0.75s ease;# p+ W9 B/ s( H7 V D
- transition: all 0.75s ease;7 X# }) ]$ i$ }# H; D" E+ t6 z
- }
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">
' W) o/ Z& C; S4 K( p, O3 @5 a - <ul class="nav-items">0 P2 Y5 I7 g$ @5 c) e- R
- <!-- Navigation -->: ~1 G1 g% }9 D# d X4 g
- <li class="nav-item"><a href="#">Home</a></li>
( M+ B( M3 q1 ?" S& V' C B2 ?6 @ - <li class="nav-item"><a href="#">About</a></li>
5 i# E1 a) K' x. C+ C - <li class="nav-item"><a href="#">Contact</a></li>
( _. B5 a7 W* T8 x, I - <!-- Dropdown menu -->
5 d; R0 |4 V; r5 ]% t6 m+ G - <li class="nav-item nav-item-dropdown">
% n% o' g/ x: F6 g$ O - <a class="dropdown-trigger" href="#">Settings</a>
0 Y! d9 n6 Z* s: p$ k" ~' ~3 v. b - <ul class="dropdown-menu">: k2 M, j" y+ w) s9 ]1 R2 G( U! N
- <li class="dropdown-menu-item">0 Y- E; _) K9 Z2 X0 b8 |% e$ \
- <a href="#">Dropdown Item 1</a>
) P) j; v& O- z$ L- a4 ?( u2 f- ^ - </li>6 m% @6 E1 g& I" ?0 G$ y9 Q
- <li class="dropdown-menu-item">
$ K8 @! L* g/ v* z3 ? - <a href="#">Dropdown Item 2</a>: S& ^1 `# c/ a/ ~0 C
- </li>
/ \4 n) x/ }# i" ?" j - <li class="dropdown-menu-item">
! z- x; D( X+ ~6 x( S3 C - <a href="#">Dropdown Item 3</a>
/ ~( g) j8 g' N6 W' P3 m - </li>. i/ n/ d6 M9 W' o; K; t- A
- </ul>3 l- g1 P" ]# T! L* N# |/ R
- </li>
) `2 u# {8 ]7 w5 r( R" S - </ul>
' T6 Z+ r" O% X' P' _' @; x0 A, q - </div>
复制代码对应的CSS代码如下: - .nav-container {3 L: k, C, A! Y2 w
- background-color: #fff;' t2 ~! w2 D B/ q0 n) [
- border-radius: 4px;
: @9 ?( j. K% F3 a- l Z - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
* M8 }4 ]$ |$ Y - padding: 1em;7 `, b3 T5 H- |- C
- border: 1px solid #eee;
/ \; b$ @9 C" e, e8 |$ G; I: G - display: block;1 ~3 o2 o( e! W' K B, w0 _
- max-width: 400px;
' K2 _$ }2 u$ q% u% A( E i - margin: 0 auto;
# l: m$ e; H- s3 d% V. {, B1 Q - text-align: center;
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- li {2 I# o% X u+ N4 z, S! e
- list-style: none;
( ?& H. k# U, r$ E4 E/ h - -webkit-padding-start: 0;
M; [" }9 M- i8 n/ | - }
$ D7 T7 v( M/ K3 U# L" l, { - a {
- b1 l- d: J/ k: R; c+ F - text-decoration: none;! p+ Z3 e! H- |5 V# J
- color: #ED3E44;
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4 Z& w$ n2 g+ l+ B/ z - .nav-item {
3 }* v2 i6 k1 ^% o e - padding: 1em;. ^: H! ]8 p$ t& H% {1 \
- display: inline;
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) q9 } R% j# @: D6 v6 E# D( P - .nav-item-dropdown {
3 W6 j. S( Q u: R& b0 [( q - position: relative;% U) V! W4 G( t3 @ V1 h0 l, l
- }' f2 l9 U6 P3 }
- .nav-item-dropdown:hover > .dropdown-menu {
! ~& `9 h1 F2 H, ]5 S, t - display: block;' t' j6 k/ I4 Y7 n9 W1 L! s
- opacity: 1;* E$ q) `) {* u
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- .dropdown-trigger {4 Q5 M% t4 X; N; ?$ n* E% O
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {& A* F% u8 B2 X6 y* b
- display: block;- V& Q& N) J" P$ D3 n% }
- opacity: 1;/ O" X" [3 c% h# f f8 O
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- .dropdown-trigger::after {# g# K' F: j" [7 e) O
- content: "›";
1 I" o7 q1 B- w9 t0 {: u. v - position: absolute;
5 {# f* \' a0 x8 O/ z - color: #ED3E44;! o+ S: l {/ f3 [0 O3 u
- font-size: 24px;
' J, h2 j) W1 K - font-weight: bold;
# m7 f i, y; G8 C - -webkit-transform: rotate(90deg);+ ^- H" V( D& R1 v& @9 E) q$ r
- transform: rotate(90deg);1 M/ |( E( g6 o& A& L
- top: -5px;$ l6 U4 [/ i1 B7 v7 t+ I
- right: -15px;! G$ R* N4 ] u7 F7 K: H; v
- }3 G0 ~8 H/ u/ _" g$ F3 F% z8 Y
- .dropdown-menu {2 S; |7 {2 v+ ?
- background-color: #ED3E44;
' Q7 A" {0 u, F1 [# H" W - display: inline-block;
( S8 h1 f6 ^7 v* f& D3 h4 j1 l - text-align: right;
+ y4 K2 ]# F2 [: J - position: absolute;# q( T& c% r; z$ m" D' t
- top: 2.5rem;
* z) i7 A, A1 M7 H _ - right: -10px;6 r2 B8 Q1 e7 x. h
- display: none;
_2 `+ W! R7 F9 Z - opacity: 0;
8 M7 O+ G" B/ R6 r7 X x7 q/ j$ v - -webkit-transition: opacity 0.5s ease;3 ~% X; Y* `3 n; |/ v$ `
- transition: opacity 0.5s ease;( m: R8 k$ }/ @
- width: 160px;+ Q! k: K1 _ [
- }* X d: P6 v$ W: I' x
- .dropdown-menu a {4 [5 \( k0 X1 Q* Z$ s
- color: #fff;
: a9 Z ]3 F* n0 o - }
/ N6 m3 Y% A# w; f! ]( G8 ?9 C - .dropdown-menu-item {
9 k3 t9 G5 J/ P7 Z* \. q- C - cursor: pointer;* H& X/ f; s$ ], Q# W1 ^
- padding: 1em;. V+ l/ r5 w3 B/ N" b8 j+ s! P
- text-align: center;
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- .dropdown-menu-item:hover {8 U$ J& ~7 H% X& }/ l8 \
- background-color: #eb272d;% A+ U, ?" }0 d( a
- }
复制代码
( r6 U1 V# k! V8 g6 D( J可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
' w9 U: t7 ?2 J' ~ - <!-- Checkbox toggle -->
. h) S5 B: t% b! e - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
3 o) ]$ M& g1 q7 C& p5 C4 ^ - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>- i" @( m9 L. x: n7 j& q( f& c
- <!-- Content to toggle from www.mfbuluo.com-->9 _6 f+ q; D: D+ u( t- P$ ^
- <div role="toggle" class="toggle-content">
, Q; Z3 i7 {7 ]8 [, C; ` - BA-NA-NA-NA!
+ K9 g% F) Q) V' A; F3 E# f - </div>
; q+ }" o9 e2 |6 b' j$ B( P6 i7 E D$ E - </div>
复制代码CSS代码内容如下: - .toggle {
5 `9 c5 C6 @, L2 ` - margin: 0 auto;, \. @: C* d [3 N( U# k
- max-width: 400px;7 n: X$ N5 x- _# v5 r1 V
- }
3 p* R1 }9 Y" z, I - .toggle-label {
- l0 D3 o T' ~7 q3 N - font-size: 16px;
, ?# `9 I4 {" Z - background: #fff;
. Y7 Y: j( V# z, i. N. `$ W- F - padding: 1em;
9 @! a2 \6 z# ^7 a" q9 j1 ^2 [ - cursor: pointer; X; N. o) a. k& E& T' y
- display: block;1 w0 D b& N& X+ L' r( p% W
- margin: 0 auto 1em;
9 E4 T! `2 F, [4 g( S% a- Y6 x - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 D5 N" V) ~, V8 h
- border-radius: 4px;- R# ]+ P, T5 W1 {7 ~" d
- }
+ m5 ]5 U( \5 A. u5 {0 V) E$ c - .toggle-label:after {
. e' k [; V1 R. R - color: #ED3E44;/ z5 A" _% u* d* h' C
- content: "+";5 x4 N {( t; A) t, I- o
- float: right;
% E3 U/ i+ T3 m# A L* a3 [ - font-weight: bold;3 d* ]# J6 ^9 T4 m* M
- }1 N* T4 B r7 ?; Y/ K4 p6 K
- .toggle-content {, _: Z5 ^& c5 p! T* m6 E4 l
- color: #B0B3C2;
/ @% p! K5 U8 E2 E' T - font-family: monospace;$ a) {2 m5 L0 o9 c5 p' N# z
- font-size: 16px;
1 g: M1 L2 E( X+ g1 T# o) ?1 Z - margin-bottom: 1.5em;8 I' z- O; E3 o5 H. e- d; Z
- padding: 1em;+ Z8 A4 O$ t' @; s% v
- }& M. D8 B5 Y( t# \. Y
- .toggle-input {
c; t0 E2 |8 i* r$ H Y - display: none;
r: W! r( c( W+ O+ M - }
, S. |5 H& s" G/ M* z$ r9 ]: n* \ - .toggle-input:not(checked) ~ .toggle-content {& h1 |% Q9 k3 \- ^2 L
- display: none;
' `/ a$ ? ~) A8 S# q' z* ^2 [ - }
7 M: W( c& V% r+ h3 M$ K4 X- [2 [ - .toggle-input:checked ~ .toggle-content {/ B1 f( R0 g( C" F) h0 S+ W
- display: block;# u S# N7 R; W, u
- }
, Q2 O( V2 I5 n* t - .toggle-input:checked ~ .toggle-label:after {* P6 o# K0 i% L9 |3 p
- content: "-";
8 D; Y' w0 C2 {. d _& U* u - }
复制代码 ) R- {4 t ]# E X u3 j
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