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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!">3 a2 k# `$ p! e+ [- H
- Label for your tooltip
' o3 _2 o$ a0 D) f, t - </span>
复制代码CSS代码: - .tooltip-toggle {# v/ m5 {. B: j+ {7 `3 N
- cursor: pointer;
1 F2 c, R" w! M3 m. s - position: relative;
/ E, O& X& ]" L E( a+ U - }
* F3 G2 u7 L6 p2 I [& D0 v - .tooltip-toggle svg {0 @2 e% q; f5 r, |
- height: 18px;( N d! m5 O2 Q" P! E4 p. W
- width: 18px;
* [) ~3 c' A7 o4 Z - padding-right: 0.5rem;' [. l7 S+ i1 n% M
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- .tooltip-toggle::before {
6 A% ~0 _/ T* `# l# O) N( x+ }2 w [8 S5 L - position: absolute;
1 M% H/ N' P3 C' C1 B. E - top: -80px;8 B* c) f5 |1 Y- k0 t, K9 S
- left: -80px;
# l0 j- }0 i2 A. }; _4 Y; { - background-color: #2B222A;; z; N; \: q% }- ~* @
- border-radius: 5px;# x/ h# P M1 ?9 g( z5 q
- color: #fff;: _1 D! t' i$ h8 e! H* ~, ~
- content: attr(data-tooltip);2 ]" {9 F: x, p& _' t( z3 U1 a; w
- padding: 1rem;+ Y: }2 T7 M t8 R( X% N
- text-transform: none;
7 a r! V( J% W# A0 M) T; r7 l% g - -webkit-transition: all 0.5s ease;
t! ?. o1 b3 U4 C' B( z* N - transition: all 0.5s ease;
; L v% j! u$ i, H: t i- \ - width: 160px;
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" i+ h5 ^! q; b; q8 o6 D$ q) p - .tooltip-toggle::after {1 `7 |) x) u/ `, [
- position: absolute;2 i" E0 z. ]# }* v
- top: -12px;5 w/ i- ?* Z! M) @0 G# t
- left: 9px;6 d9 s- _: S, X
- border-left: 5px solid transparent;+ O& z/ X0 Z# h; I7 t
- border-right: 5px solid transparent;7 e; ]6 @0 E9 g
- border-top: 5px solid #2B222A;. D/ O* E' t% Q# G$ V2 u5 e
- content: " ";
3 L% e' @$ m8 \; J3 u6 ]0 a R - font-size: 0;
# m/ _" k# X. \9 V7 r$ a1 F g - line-height: 0;
. B5 P' t* x/ ~ - margin-left: -5px;
" ]( C; d/ j. C. y* E" U* E - width: 0;4 U" h+ o( W3 X' N* F
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- .tooltip-toggle::before, .tooltip-toggle::after {
) x8 C$ @2 X4 ~7 B" j/ H9 a - color: #efefef;) ?; m! {/ L( z" j. L6 u3 w, m
- font-family: monospace;
5 b+ M! `$ A! x1 C/ w - font-size: 16px;- I1 N( l0 w: X; k3 f2 ^
- opacity: 0;
+ E$ S$ w! ~; w" [ - pointer-events: none;2 q0 p1 A+ _ j, D& h3 j
- text-align: center;
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- .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
! q2 F6 _8 |- J# d( @ - opacity: 1;
' I1 x& K. K5 b$ {2 f5 r6 n# D4 k5 c - -webkit-transition: all 0.75s ease;
3 P9 o: }- u/ ~' }! ?7 L# r4 ^ - transition: all 0.75s ease;
) X* `" X1 t8 `0 \2 @6 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">
3 p# e& v8 o. U. ` - <ul class="nav-items">! Q R% I- _; `8 i
- <!-- Navigation -->; `3 Z0 n3 I$ ^: z- h: y
- <li class="nav-item"><a href="#">Home</a></li>" b" w) j4 T7 p2 ]9 j- h
- <li class="nav-item"><a href="#">About</a></li>& _* @& A' `9 D2 R8 w9 ]
- <li class="nav-item"><a href="#">Contact</a></li>3 ^$ \1 x; A3 x4 }9 s
- <!-- Dropdown menu -->' S6 y1 I# {& z- c, Y
- <li class="nav-item nav-item-dropdown">
1 r9 ~4 d% F! G- Z: o5 x: V! Y - <a class="dropdown-trigger" href="#">Settings</a>$ Y2 w5 g+ [0 e" B. |9 j
- <ul class="dropdown-menu">
, U* h" `+ _( o# Y+ N - <li class="dropdown-menu-item">
; e9 v* E8 C. Q( A8 x% F# o0 S - <a href="#">Dropdown Item 1</a>
0 W& `( }! ^ i7 L - </li>7 S5 W9 u* E! e9 H) v* }
- <li class="dropdown-menu-item">7 H5 t7 U9 H6 O. b
- <a href="#">Dropdown Item 2</a>' [- @- {7 `1 D! P0 G
- </li>
5 e' @9 v2 Q! d+ [ - <li class="dropdown-menu-item">
% [ @! h0 X& \8 f1 N - <a href="#">Dropdown Item 3</a>; q: b: g j; D( ^& o
- </li>
4 I' d; A9 {1 B - </ul>
D) ^5 O0 @ i# R - </li>9 l; {6 a: d$ V
- </ul>
$ k, j: y: S8 h- A" [# l - </div>
复制代码对应的CSS代码如下: - .nav-container {, O+ H p/ U" i8 b1 q; n# x/ p
- background-color: #fff;$ x2 K, c" ?5 F4 c
- border-radius: 4px;
0 w$ V5 Z. r- e, y1 ~ - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
1 k+ U( m+ _# V* I' `3 L9 i - padding: 1em;
7 c$ c. q4 F7 P& o( E. y+ q1 o - border: 1px solid #eee;& S I3 p! e. ?1 f9 ?$ M
- display: block;8 g B! b1 U# _7 h/ G+ N, g: `6 L) {
- max-width: 400px;1 b4 W- o) x! z) R
- margin: 0 auto;# }# }+ W& {- |$ F
- text-align: center;
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- ul," [3 x$ |: o5 g/ O! q/ J" C
- li {5 X+ q3 C+ |( ]* _/ i/ a& n
- list-style: none;& M# F0 f& j4 T; U, ^# j( v* t
- -webkit-padding-start: 0;
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- a {
+ q! i3 K" I8 q2 C2 p! _5 _" R - text-decoration: none;5 ~8 _- i+ p+ Y2 [- A7 V
- color: #ED3E44;5 T0 c Q, {' u. \
- }
5 u- A) ?- R) O - .nav-item {
/ s6 Q9 Z$ q) e3 B/ m" m9 J2 [ - padding: 1em;
, s3 a- u& n2 v( ?- g: z) |2 @ - display: inline;0 B3 T' s0 P9 v7 `% x( D" a
- }3 z/ k# H6 s5 n6 `5 M
- .nav-item-dropdown {( d6 U# R$ N& k! W
- position: relative;
2 j# m6 o3 f4 G% H6 L8 l+ m - }
* J8 w1 x+ J+ {$ C0 e+ \& m - .nav-item-dropdown:hover > .dropdown-menu {% t0 f, v5 t0 b4 t. W& }7 h& Y
- display: block;
/ h! F0 I0 f) Z& a# f3 u" x* @ - opacity: 1;3 f7 u+ g0 u4 T, c9 U
- }" I! D( p4 w" U4 K. w
- .dropdown-trigger {
0 G# r4 O$ I6 P) i$ Z - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
/ F0 `8 o& q- d/ o( \ g - display: block;: r3 V4 H' I' `5 y# O Y: i6 I C3 w, u
- opacity: 1;
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- .dropdown-trigger::after {
1 ^! l6 ]' r0 }/ z+ ~3 g7 a m3 c - content: "›";
& E) A8 h! o6 L1 r, g; v6 O0 _ - position: absolute;4 P% k9 Y. |0 ]& G, f6 h( O
- color: #ED3E44;
0 L! B0 r4 J. b2 i _6 m7 W+ R R - font-size: 24px;
) C6 [/ D, t; ^5 F+ M: G) x( [. y - font-weight: bold;7 k2 V# z4 l5 R
- -webkit-transform: rotate(90deg);
: R/ s H; A% Q: Q3 {" [ - transform: rotate(90deg);
1 H* {) U }* H! T1 q+ v - top: -5px;" F) b! `6 X. {8 K
- right: -15px;
! B+ T; X9 h5 V. ^2 L - }
9 p% C( i8 k8 K2 a) U - .dropdown-menu {! ]# l8 L0 c5 m0 I S7 a
- background-color: #ED3E44;) _% o; Z8 y0 }# |
- display: inline-block;0 q, i& s0 i: @
- text-align: right;5 ]! [. V! V7 L: S' ?
- position: absolute;' ~. U1 X5 |% {+ Q; W. h
- top: 2.5rem;3 T8 P* ~" B9 e% s2 t$ ^6 J3 e
- right: -10px;3 E+ c' `8 V: x/ x5 E
- display: none;
1 c4 c5 i- y0 b& Y - opacity: 0;! D, G" Q& S4 j1 _- h. W6 C
- -webkit-transition: opacity 0.5s ease;
# a$ j5 F1 i9 h - transition: opacity 0.5s ease;3 E! G* X0 H- J& W' B; h
- width: 160px;1 F0 C. t; }- g+ t( s
- }8 G: e6 P" [- K. ?0 |4 J
- .dropdown-menu a {
! H. n4 d: b1 w0 |* t - color: #fff;
/ O2 J5 A& U; J - }
7 K- E+ S: r4 \4 n2 |; | - .dropdown-menu-item {
" }& H8 R0 _) v# k' m ^ - cursor: pointer;
9 G5 f; `! s4 q, T0 I* K - padding: 1em;6 |; T. N2 \% z2 p
- text-align: center;
. s! K. G. U4 s- x% x - } C8 ]) T9 p) ?
- .dropdown-menu-item:hover {: @+ u2 G# J2 i+ ~) O
- background-color: #eb272d;
) F. C2 U& e0 ?, a9 S/ b9 r - }
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可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">0 x! B2 S3 I- j& d
- <!-- Checkbox toggle -->5 v9 w; | T+ ] b
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">" x" w! b* c% u8 e- Y$ r- ~# z
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
9 @( `% p0 H3 s$ O5 r+ B+ P+ a - <!-- Content to toggle from www.mfbuluo.com-->4 s/ Z* M) r5 d! ^
- <div role="toggle" class="toggle-content">
8 R& ?8 i9 m9 H% { - BA-NA-NA-NA!
% B) z% k+ ?. w$ Y - </div>
" d5 v% m( W4 k5 b" A' u - </div>
复制代码CSS代码内容如下: - .toggle {( |) Q0 u9 k( ~5 K7 P ]1 F+ }
- margin: 0 auto;
! b2 X+ c2 x* G! S0 `- x - max-width: 400px;
# e. k* H* d( | k - }, W3 c. X; T) W; e' n2 s
- .toggle-label {0 Z" U) C5 T# ?) E* K
- font-size: 16px;
2 h5 b; a( n9 {2 Z$ W% L7 z7 A - background: #fff;, Y. C: H: h# ^3 m
- padding: 1em;% a8 W: T! M5 _1 x9 [( ?6 i1 o, B
- cursor: pointer;
+ y1 ?3 _ r+ f! a- E, W3 k - display: block;
+ l% f0 i# n! z& Z9 j [5 L& G$ h - margin: 0 auto 1em;
4 w7 s2 ^3 h- N - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);7 `: W; {8 ~6 N1 K; M! j
- border-radius: 4px;1 M- S9 w( n; \- J; j" `
- }: l$ r7 R) J! d
- .toggle-label:after {
! O6 S v7 k0 m+ L* G" A1 ~( u8 o - color: #ED3E44;' R+ r& X; ^% W4 I' u8 x: P3 b& B
- content: "+";
" R6 A ]) _! U - float: right;
; a) x( n, L( \8 s - font-weight: bold;
( L9 N" C) W/ g6 A C - }
5 S% @# \# ]2 Q( V x - .toggle-content {
! x: r# F( p6 E5 g0 {; W2 j - color: #B0B3C2;, K/ |6 Z7 S4 F/ _
- font-family: monospace;! e; x4 S \7 D6 C1 k
- font-size: 16px;' t; R$ Q8 C1 z* B
- margin-bottom: 1.5em;
9 L# v8 U/ K* X, C: }8 H2 j - padding: 1em;7 m# C% H: C8 q6 I4 F
- }
# n" o* i: g. [2 b - .toggle-input {
2 h& L1 s1 p( K, j. V - display: none;
* k0 z: S. P6 f) R1 [! `4 N - }
( r4 L0 u, h7 m" Z; h - .toggle-input:not(checked) ~ .toggle-content {
/ x" P8 Q* A [( r2 D$ ] - display: none;. ]5 Z( s. X( d
- }
* [& ^! Q. H2 U8 L8 t - .toggle-input:checked ~ .toggle-content {% e F$ x8 D8 x
- display: block;$ K# {( L8 M0 U$ b% I
- }' I& M A; o6 u( l4 I2 ~, w1 v
- .toggle-input:checked ~ .toggle-label:after {
$ I: l; e" V: l - content: "-";0 E: T6 } f) z0 T# U( D
- }
复制代码
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