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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!"> n: @; M& {, ]4 j1 T7 q: j
- Label for your tooltip
& B" H% `5 b2 g5 @1 _2 t - </span>
复制代码CSS代码: - .tooltip-toggle {
9 S4 v: |& W9 z' }3 E - cursor: pointer;
9 H+ p# A; q* C2 ? - position: relative;
9 a n) @9 Y- O/ Q, X: L* D) p5 r1 z - }
1 k+ |9 M3 _/ p4 R; ]3 e - .tooltip-toggle svg {
" t* k1 D. r. k9 K) H( p) u - height: 18px;
( ^; L8 z& |: W8 A; J - width: 18px;
' G3 W7 G9 z/ K8 ~0 W& i3 ` - padding-right: 0.5rem;
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- .tooltip-toggle::before {
5 V2 g. }* g% u - position: absolute;
! A# c2 v' O2 \! s5 d* D - top: -80px;
0 L o' p; s7 X6 q. v# i - left: -80px;% w2 A d( t7 L, f. Z1 E# n2 S
- background-color: #2B222A;$ T! n, e% w$ D& P( t. r
- border-radius: 5px;
# O5 Q8 E! @% b9 x - color: #fff;
0 Z, i- O3 b! y - content: attr(data-tooltip);, m- s3 c5 _' A [# i; R$ U# O
- padding: 1rem;& Y$ Z& H! B5 k% Z$ T) j% q1 a: J4 f
- text-transform: none;- O0 n) r7 p$ x" h9 ]7 w
- -webkit-transition: all 0.5s ease;5 G9 E3 \0 g" L8 }* U4 A
- transition: all 0.5s ease;
, V2 [% p/ E" `; w. l& ]# G - width: 160px;7 Q. k3 }% ?+ U; ]0 h
- }
3 _% P4 b, A" V# ]5 _) { - .tooltip-toggle::after {2 W6 P2 h6 x3 R
- position: absolute;
9 l9 ]& p& K3 B9 x. S - top: -12px;
5 s0 w# i0 ^0 n+ y - left: 9px;8 H* r& w# J& B6 T; o, K, H" a
- border-left: 5px solid transparent;
, }! F! `2 { r4 t - border-right: 5px solid transparent;, z/ c3 x: U0 E0 n) O. d
- border-top: 5px solid #2B222A;' ^0 l. \ J- g5 ?* y8 [
- content: " ";. h8 _3 x R9 |, }( ]
- font-size: 0;5 j8 } w& o m8 q& ^5 A
- line-height: 0;
% n7 m( ?6 R6 ]6 j: Y - margin-left: -5px;
" Z W) I: p- n/ { - width: 0;6 _7 _" w: _& U6 I$ n# I" \$ v
- }/ G, v* S& _& n1 r; x. F, ~% I; r
- .tooltip-toggle::before, .tooltip-toggle::after {
! `$ F- T% z% H - color: #efefef;
/ ^4 o7 J$ D* u) K - font-family: monospace;
, B/ a' w& ?" U7 A - font-size: 16px;
3 j$ c0 c5 [4 @9 E - opacity: 0;; J9 a5 b4 F$ T0 \, s
- pointer-events: none;
2 ?) g3 x* o. M | x$ v L - text-align: center;
$ v) O% p2 i7 C9 `) i1 E4 P - }
3 h- u& x5 B* h4 Q; W5 y/ X1 j - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
* L; N8 F' q" l, j1 E8 [ - opacity: 1;
, _* R0 }0 Q2 h- \6 S1 i4 p3 n - -webkit-transition: all 0.75s ease;# @% R8 w" z6 F; V. F* K
- transition: all 0.75s ease;1 O+ q: P3 ?9 L" }; J5 O
- }
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">) k' Q9 U' V. D5 J5 f
- <ul class="nav-items">, x3 @' j9 w/ @5 f) G
- <!-- Navigation -->
. H0 z X( J7 c5 j. o( {! C9 p - <li class="nav-item"><a href="#">Home</a></li>
" }8 J3 Y7 \' v! P1 V7 ` - <li class="nav-item"><a href="#">About</a></li>9 K" l+ |# n; S* E- F$ d! K' K
- <li class="nav-item"><a href="#">Contact</a></li>, A' a* H3 T* v& I
- <!-- Dropdown menu -->& w5 m- k2 I6 y7 j
- <li class="nav-item nav-item-dropdown">
1 N3 m& \5 W: }( I( S - <a class="dropdown-trigger" href="#">Settings</a>
0 O8 D! M) T- d& L4 r - <ul class="dropdown-menu">
) K7 r( S/ C$ r5 q6 ]; o% D - <li class="dropdown-menu-item">
' y% Z1 x6 e; t b5 S0 M8 ?3 k - <a href="#">Dropdown Item 1</a>
4 K% i5 a4 r6 e# }+ e - </li>' e0 O" I6 Y/ z: G2 }8 F
- <li class="dropdown-menu-item"># @& g6 \1 W3 l* i/ y: |8 _' U
- <a href="#">Dropdown Item 2</a>
+ @2 c6 a b. }/ P! I t - </li>
/ s$ _7 o7 e7 u; o0 |. A2 B - <li class="dropdown-menu-item">1 \3 W2 \# Z4 J: z
- <a href="#">Dropdown Item 3</a>
5 c: q4 p5 {7 b. z - </li>
' `* h% F: j# E, T8 ` - </ul>4 d9 G/ j% m; A1 O
- </li>
% [: o! a; {6 ?" b - </ul>
; Q3 b) l# `2 G& Z - </div>
复制代码对应的CSS代码如下: - .nav-container {; X' z# J' y- }- _
- background-color: #fff;0 v& C0 z. q6 q$ G" z3 I
- border-radius: 4px;* J ?# l* s9 B
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 u, G1 j9 G* K% Q4 _ - padding: 1em;% o; V7 _7 W7 m9 u
- border: 1px solid #eee;$ m& A+ g5 f& \4 s! X9 G
- display: block;
) e* u6 R2 x7 B - max-width: 400px;. X! ]1 Z# J' `' F* H$ t; A8 e L
- margin: 0 auto;0 l- U5 O: c& R; y5 Y5 F
- text-align: center; `; |3 x. E$ n1 P9 S' K4 x1 i
- }
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- li {7 f/ M; D$ _- x( N- ?7 {' f5 a4 D
- list-style: none;
1 C+ o6 `4 S- q8 i5 _ - -webkit-padding-start: 0;
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- a {
4 y& o4 [; s& D - text-decoration: none;4 `# ]5 P* u2 X" t0 n; i2 T; N
- color: #ED3E44;
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- .nav-item {
6 K0 W' n& f" q! v9 T - padding: 1em;. K3 N0 V* M: Y) f
- display: inline;
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- .nav-item-dropdown {% Z# n; Q$ k# U- [1 f* E0 G; Y
- position: relative;
) r3 ^" {/ o; R; T, x - }
' [4 J3 g) g# W. }) N% h - .nav-item-dropdown:hover > .dropdown-menu {& U. U& E. g+ l3 Q# k9 g
- display: block;- N- S" M/ {9 D) i
- opacity: 1;
3 x: I. O! s' w! b+ J - }3 I/ E/ |0 E+ G; O# }
- .dropdown-trigger {
4 Y' H" ?' E: t: Q' P" d/ S/ l - position: relative;
7 S% L7 O! k% F& ? - }
0 [) l: j/ R+ }" `2 o - .dropdown-trigger:focus + .dropdown-menu {0 \! ~3 q$ V% z; E
- display: block;1 Z! C( b3 B- v( Z: A
- opacity: 1;4 Y/ Q, l* D+ Q% o# c2 c
- }
9 y% J( S t) D2 C - .dropdown-trigger::after {
4 m' T) ?3 r8 n7 A& | - content: "›";
8 I2 H1 x" P1 J - position: absolute;/ R$ `( W. H- [. G8 G. R. s
- color: #ED3E44;
$ w5 f" z& ?3 Z. g0 Q5 b: t - font-size: 24px;+ t+ q4 d$ V, M7 o. @
- font-weight: bold;
$ L- q% [3 w# Y3 E' B# ^ - -webkit-transform: rotate(90deg);
4 @( a7 \; G7 ]# `+ I9 | - transform: rotate(90deg);3 _. e9 Y) W9 W5 B% k( G1 u
- top: -5px;. B6 {6 C, Q v8 g
- right: -15px;
" g7 W: v. E+ P9 a' I+ H - }7 T6 Z3 k& u: A; C' v7 l
- .dropdown-menu {
- D" k, ^+ f4 A: O9 A+ p) p6 ^ - background-color: #ED3E44;7 u( @: y/ O% j' ^; s: G7 f2 l
- display: inline-block;, T0 P( }' e5 i" x' [9 X1 T
- text-align: right;
/ z% o4 z% T$ }, p( S: } - position: absolute;# f, R# e3 Z; _$ J- p
- top: 2.5rem;$ b Q* x6 Y& k3 e9 `, b
- right: -10px;& L; B+ y# l8 n q0 M
- display: none;3 X9 l* V6 v0 q3 s! e) D
- opacity: 0;
e# |4 Z9 P8 H8 a - -webkit-transition: opacity 0.5s ease;1 f/ B9 u4 d$ ^) l& f0 e5 W
- transition: opacity 0.5s ease;6 a- n- P+ P* r; P3 z
- width: 160px;
$ T3 {4 o9 g! ^, H$ q2 q - }) a% t x- ~, I) W2 p( N" H, M
- .dropdown-menu a {
4 a4 P% Q5 x$ m$ ]% [ - color: #fff;! `" l( I8 `2 w5 g# p
- }% y5 T: P1 V6 I3 t3 N" ^7 a6 A
- .dropdown-menu-item {( g4 f2 I/ P4 z' o
- cursor: pointer;
: I9 d, y/ V) ]3 v - padding: 1em;' u) h: Q2 O# o( N% a" ^! F3 F
- text-align: center;
0 [' b% u; g" d - }2 R: C: M' D3 o+ x* n1 d$ q1 m
- .dropdown-menu-item:hover {
: l; ^6 ]2 P' [7 O2 j4 ?/ F- D6 P - background-color: #eb272d;8 O, q' K4 \ ~$ H( I; e3 H6 y
- }
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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"> p5 w" N8 R0 s$ v( O
- <!-- Checkbox toggle -->- z" U0 g+ D3 p1 F
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">' e& H" g$ s5 G
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>5 c) e9 N: ?% @4 R& \) O% f
- <!-- Content to toggle from www.mfbuluo.com-->, P* D) \: o/ B* U( ?
- <div role="toggle" class="toggle-content">7 A4 Z5 Q5 I2 x# ^
- BA-NA-NA-NA!
T4 n' i' `( @# A1 J - </div>
7 B8 r i9 Y, B% `! _5 g/ S - </div>
复制代码CSS代码内容如下: - .toggle {
& }7 @2 f0 p, b* F+ G# B - margin: 0 auto;( Y4 ]& O! f) B' A
- max-width: 400px;
3 |1 o; U X) q% ?3 X9 i4 r - }
6 Z' B1 v2 `8 I/ T5 o' q" f - .toggle-label {
$ ]( B8 s- p( @+ _ M( a - font-size: 16px;# h) M4 H5 g- T( w0 z+ ?
- background: #fff;. h8 I3 v3 y8 [( f6 ~
- padding: 1em;
! r q0 d" {2 }* l$ W! [+ ^/ [+ i" N0 J - cursor: pointer;
7 ~# V* }; l6 k x - display: block;' g# N+ o, ?8 T/ o% n K. D' @
- margin: 0 auto 1em;% i @. ^. Z, o+ O& G2 n
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
0 d: D, z& Y$ h1 d* Y m - border-radius: 4px;
( V$ \* h: n1 R- k - }
# E, Y. k/ }1 n. U* T9 M - .toggle-label:after {
. L) J5 Q5 o! J# i8 W& _ - color: #ED3E44;% S, Z, O4 i; E$ ~
- content: "+";
0 i" i1 H0 I3 ]4 P - float: right;9 P4 H8 f1 K- E$ e+ k
- font-weight: bold;
6 `7 |( P- m2 o- o - }
$ g& [! H% O6 O' }9 b. z) q% N# m5 } - .toggle-content {
- Y9 j! q; h% Y) |+ s0 A - color: #B0B3C2;
, f% b+ v- }2 M- y7 S9 X - font-family: monospace;) C/ L8 {8 ]# O2 a! W' o& Y6 }
- font-size: 16px;. i* {- i' Z& y5 V7 L# e
- margin-bottom: 1.5em; Y' I a4 V. ^2 G: G ]
- padding: 1em;! n/ W! I. k7 D0 X6 r. v3 l
- }6 i$ Z! Y, ?, m( f
- .toggle-input {
$ b# A1 T; x- j7 i1 y - display: none;, D1 q* k9 ~* l
- }
9 }0 t" U2 F/ ^9 d! Y3 u - .toggle-input:not(checked) ~ .toggle-content {
, {/ ^6 W: A& Z* w% k+ J5 i; `% o/ V$ I' X - display: none;
+ |, F0 H3 k& X8 n - }
+ i$ r3 y8 k+ v0 [3 m - .toggle-input:checked ~ .toggle-content {
8 B3 P& {* q/ O - display: block;) ^5 M- p+ @+ W; Z3 k
- }6 M. @" U* h2 ~. A
- .toggle-input:checked ~ .toggle-label:after {9 v% w! R% m; v+ }% Z8 t! I9 s3 `
- content: "-";6 m8 X# c$ e- G8 U% ^
- }
复制代码 7 I: s0 V9 D9 \, {# K3 U: `
+ X: n! \2 b1 C& m0 u# z/ I, u# D; b! F) f# k1 l
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