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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!">9 D" q0 i d0 M% ]4 B+ j
- Label for your tooltip
- b/ V" h: g% u2 @' |' A - </span>
复制代码CSS代码: - .tooltip-toggle {9 Q) K" r0 ~9 ?. A5 M
- cursor: pointer;
9 j$ X3 Y9 z4 J3 G Z5 F2 [ - position: relative;
, S/ {( B! K5 }4 s - }
6 X/ ?) L/ I/ d v - .tooltip-toggle svg {
5 c) Y2 D6 p" V5 ? - height: 18px;1 K" g# L$ A0 \# _" B m
- width: 18px;* E( V/ r) T7 F, H6 A4 Z
- padding-right: 0.5rem;- N3 O R3 w6 |5 F# \9 a
- }4 _3 x2 d" o& B$ _2 V' j
- .tooltip-toggle::before {% D p2 K0 N+ r# T/ t
- position: absolute;
: J' n: J. w6 J% o) |$ U- z - top: -80px;
7 c# C0 r6 r' m' S - left: -80px;2 e, }8 y4 r3 v+ ?: i
- background-color: #2B222A;7 ^( J3 j: U9 K4 d& n0 H/ J
- border-radius: 5px;4 k8 Y. b' G1 T V3 G, @
- color: #fff;8 m- ~; k( l$ a1 W: b7 Q2 D
- content: attr(data-tooltip);
1 }) y: b2 g- l- W$ M - padding: 1rem;3 M) g9 W4 _' K$ V
- text-transform: none;3 J6 L9 e. t+ `6 P9 W$ \$ D0 x
- -webkit-transition: all 0.5s ease;: G, W9 R E3 n N( u
- transition: all 0.5s ease;
9 h7 D: W7 s0 y4 ~' v4 x - width: 160px;
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- .tooltip-toggle::after {3 _: i! T* J. A- t% N$ V
- position: absolute;
2 E$ y$ g8 J) w7 ~! P - top: -12px;
/ \$ |1 o. d- s+ h - left: 9px;
: x9 R$ {" d x% Z r7 J - border-left: 5px solid transparent;9 i9 Z, y% w* v8 ~1 n! n( t
- border-right: 5px solid transparent;
, q; b; M) D& r3 J - border-top: 5px solid #2B222A;3 t$ R& }0 T' \1 h- k0 o
- content: " ";
# @& x4 T# X/ v# K - font-size: 0;
8 [; K4 C* ~9 `& J) X+ @ - line-height: 0;
' L: `; H- V# @2 [# H) [9 I - margin-left: -5px;
+ A2 Q2 V c7 g- B4 [ - width: 0;
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& {" ^7 ~1 t! |: B# e - .tooltip-toggle::before, .tooltip-toggle::after {
* h1 @, h n! {$ @. h) g - color: #efefef;2 N6 P! S$ ~$ I% s- P1 E
- font-family: monospace;
1 q) i! ]* ]3 F0 F6 w I - font-size: 16px;
3 t' ?' L# k2 F - opacity: 0;
. ~, ?! z: s% l8 I - pointer-events: none;
6 C* V/ L3 s0 y" ~/ q% @ - text-align: center;
% \% \- h1 x8 s8 g% d; I' w - }
5 s8 H9 l$ O5 H9 Z3 O/ z: B( J3 c - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {) o' g! G3 R6 y5 ~6 {" G$ C
- opacity: 1;
: g% L! a3 P% w, {3 b! b& ] - -webkit-transition: all 0.75s ease;& @4 I* ?* s0 O1 S$ N1 {+ q
- transition: all 0.75s ease;2 H5 u+ V# @6 P9 w. C+ J- ~" R% Z9 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">3 D3 V8 n- s) B0 j, _& L
- <ul class="nav-items">8 G$ B. @7 B% p8 }
- <!-- Navigation -->
, |: N2 H# F9 q- Z3 z1 z - <li class="nav-item"><a href="#">Home</a></li>! {! a/ {$ o$ h1 t8 E
- <li class="nav-item"><a href="#">About</a></li>
4 f& s* I; f- d+ F - <li class="nav-item"><a href="#">Contact</a></li>% Z7 F% K: Z$ h- F* q
- <!-- Dropdown menu -->
5 T% ]' `: Q4 d/ I: M) v - <li class="nav-item nav-item-dropdown">1 m# `3 }( O. d* ^
- <a class="dropdown-trigger" href="#">Settings</a>
1 z1 [8 m" D. j9 s' E; T4 i9 X( y - <ul class="dropdown-menu">3 [+ ~% f2 ?5 J k" j, d
- <li class="dropdown-menu-item"># ^% }) q9 @- z/ c
- <a href="#">Dropdown Item 1</a>
* M/ h' t! n: V* x0 B; T5 F - </li>6 s$ T9 e r$ y5 Y2 M h& ?
- <li class="dropdown-menu-item">
0 i' n9 D2 ~" B: y/ Z8 `( H/ D - <a href="#">Dropdown Item 2</a>
$ O! q. x/ P; q1 h - </li>
. n8 G. Y/ x0 p - <li class="dropdown-menu-item">
3 _7 K- w% X R3 N1 L4 p& z - <a href="#">Dropdown Item 3</a>; `4 q9 M; U3 ^
- </li>! O' T& s9 t% f1 @
- </ul>/ a0 q/ `9 @% h; m6 ?
- </li>7 e7 B0 f R9 H& F# B8 F# y/ O$ T n
- </ul>. _$ u. N( P$ q2 o/ O
- </div>
复制代码对应的CSS代码如下: - .nav-container {
; v& j( j r' O# e - background-color: #fff;8 g7 W# y! e6 O% `2 e8 ]
- border-radius: 4px;) Z6 L1 k- W5 g" Y
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
+ r2 g' M1 q1 g! D \. Z& w/ J - padding: 1em;! H3 j9 Q/ J. s$ F
- border: 1px solid #eee;) I' L( [8 L6 \7 H( z7 }
- display: block;6 d' w6 u7 T$ U
- max-width: 400px;
9 Z; z3 k5 S! d; C - margin: 0 auto;) X3 l7 K! m! o- @) L) |+ R8 n) a
- text-align: center;7 X; g& a5 m. n- W/ z
- }
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- li {$ @* @. U4 J2 L o' H
- list-style: none;5 z _, e/ w& \) I
- -webkit-padding-start: 0;0 q1 l& K# w, Q: X$ S8 u
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- a {
|% o. f0 d$ ]1 i- o! O; X - text-decoration: none;
. v- F# ?8 D; M3 t9 K9 E - color: #ED3E44;6 c0 _; g- B9 H' H
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- .nav-item {
$ E7 Y& @% F* X - padding: 1em;) T% S5 |+ f; b: n9 F/ A6 X s
- display: inline;+ p( j) {0 t+ u! [
- }
5 s5 w) {) E% |0 _4 G9 W - .nav-item-dropdown {; ]) y+ M) u4 F9 O3 h2 s
- position: relative;/ W$ \1 d7 x: w4 G/ G9 ^$ a
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- .nav-item-dropdown:hover > .dropdown-menu {
- `+ G6 k4 s( e4 |: j9 N% U - display: block;
& n7 F6 q% U" D: a$ F - opacity: 1;9 @, f! T$ x$ Q/ b1 s R
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- .dropdown-trigger {- ~" B' l5 K G) v# S5 p1 [! l
- position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
" x7 r3 x& }5 M4 [% w6 \4 a - display: block;) Q& n3 y' ~& y- z* s' e1 _
- opacity: 1;
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- .dropdown-trigger::after {5 w& p8 j( }( ~7 a( m
- content: "›"; T# o) z! k6 d' k9 c
- position: absolute;
; {$ b' x# L: _% n - color: #ED3E44;
- ?5 ^/ u* j+ |7 ] - font-size: 24px;
$ X( @8 b; _7 W7 X - font-weight: bold;
) D; C* y) E' G# W4 o, F' o! M - -webkit-transform: rotate(90deg);
" o: M: s$ y& } - transform: rotate(90deg);
, M$ H0 }9 Z6 Q/ W6 ? d - top: -5px;
4 p! x5 I) p4 P, ^$ s - right: -15px;3 M2 v1 E( q; J* G$ T( Y6 ~! ^
- }
4 m6 p: L% v6 P# K3 [% L) q - .dropdown-menu {
+ p3 _. M- k% c/ y! |8 r! e' e ^ - background-color: #ED3E44;
7 x9 `. T3 N3 @' z - display: inline-block;
- g/ G5 b& B l - text-align: right;, p; \5 E" s! m, R. v0 ~
- position: absolute;, z* O) y K9 ^
- top: 2.5rem;: O8 O8 g% G% P
- right: -10px;. n* ?/ m. t$ [- F8 L
- display: none;
1 g9 e5 q1 q7 v# }' L+ Z - opacity: 0;% ]; }# m( [5 ~( j! S/ G
- -webkit-transition: opacity 0.5s ease;
; }$ ^1 C# I ~+ i+ R7 {( h: c - transition: opacity 0.5s ease;
0 ]7 {, n$ J- o - width: 160px;
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- .dropdown-menu a {
* i0 n) f0 \6 ?# ]3 l - color: #fff;
4 l" ?# p. U6 b" N6 J/ m - }6 m& Z" p- S! }
- .dropdown-menu-item {* r; T- L1 n) \- ~- D
- cursor: pointer;
& |& n2 f: c& L, {/ j& D - padding: 1em;. I1 l0 X5 `. O7 J7 M1 S
- text-align: center;
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- .dropdown-menu-item:hover {: v$ f) J, p; f
- background-color: #eb272d;2 B) ?# T( x! A/ N _
- }
复制代码 ' d$ G" n% C' i* m& r- L
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">; \) @0 U9 m" C" h: Z6 m. ?
- <!-- Checkbox toggle -->
! B' C$ V" v" u% _+ s - <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
! C ^3 D# r- A! x - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
& r6 f2 p5 J) ~% S( A0 U - <!-- Content to toggle from www.mfbuluo.com-->
% b5 N- l. U5 F9 z - <div role="toggle" class="toggle-content">
& M" v0 d6 b( R6 e8 r - BA-NA-NA-NA!
0 }+ F, {9 |+ T4 m+ v - </div>
; ]4 U% x# F) t, }9 Q& L& @ O - </div>
复制代码CSS代码内容如下: - .toggle {/ |# `) v* u5 w3 M9 h% ~8 O+ Z
- margin: 0 auto;
7 A* V) Y& R7 E - max-width: 400px;* _" a$ \& N4 u$ m. U
- }+ A% v) J8 d% h% v9 {, b( g
- .toggle-label {
7 g2 M- x0 X. x8 M$ o - font-size: 16px;5 @% ~- p& [( ~6 j" i& R
- background: #fff;
- }2 n) ^4 A- I! p5 H - padding: 1em;. _) i" a( s2 R4 n9 M4 J' D. N4 v, a
- cursor: pointer;! M( B5 ?: ~$ T6 K
- display: block;
( v% q/ C+ @# {7 q% b" x! J - margin: 0 auto 1em;
1 w0 o3 B& B6 o3 @" b! o - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);1 `# @1 M% Y$ j
- border-radius: 4px;
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- .toggle-label:after {, f' h0 F- d" B; A/ K
- color: #ED3E44;
6 P! X+ v3 `! d, N7 z' U - content: "+";: }4 f U7 t- k! m5 R% y
- float: right;$ D y. z/ I" _* O
- font-weight: bold;
( X: M" | j: E - }
4 j! T* a1 X4 t3 [; ^/ R - .toggle-content {
: h" G" O9 e4 e* F! y" h" o3 l+ A - color: #B0B3C2;
; s- u3 ]7 {9 k$ L, W; _ - font-family: monospace;: \( L' G, Z2 P9 t
- font-size: 16px;' f3 L: B! P5 z
- margin-bottom: 1.5em;9 V( a, n" ]0 ~/ u9 N
- padding: 1em;
- u$ @7 H. ~( t. \/ F - }
5 V1 x% W7 J& T6 o/ _. \! u - .toggle-input {4 k0 b3 ?0 R7 n
- display: none;1 O. M/ [! z( P
- }
( E- Q. `* u6 F9 i - .toggle-input:not(checked) ~ .toggle-content {1 Y1 @, q! G, z
- display: none;
3 g4 k) b' A7 p r, p3 ^ - }6 X/ E+ v) \7 l: V" F- u, }; v
- .toggle-input:checked ~ .toggle-content {
! m% M* b0 Q- z/ C+ p- I6 ] - display: block;
+ Y: f6 W9 K! q - }+ c7 `& H/ K# o, h
- .toggle-input:checked ~ .toggle-label:after {
4 ?5 h% K- T. P3 ]& B - content: "-";+ ^! s: W! i# L3 q) g2 X3 I
- }
复制代码 ( _3 s' A5 @6 W8 x0 D# {$ ?& Z8 t3 S
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