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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!"> W9 f z W1 i( P9 `
- Label for your tooltip
8 x% Z2 T1 C9 z$ U) K) z; V# P/ s - </span>
复制代码CSS代码: - .tooltip-toggle {
1 X+ L. p( H. [! \( l - cursor: pointer;" c) V* T( @" c
- position: relative;2 Q1 `$ v2 D! C* o$ ^& B5 v& n
- } Q) F6 ?! x! d2 _/ Y7 ?9 y, H, s' q
- .tooltip-toggle svg {% {: b: a% `1 G, y+ U9 W1 E/ I
- height: 18px;8 }9 Q e e# k; a. N4 q9 \! L
- width: 18px;
. h i- t: t* j( z) J/ ?, `& r - padding-right: 0.5rem;
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- .tooltip-toggle::before { \3 J/ H' i* U- ]2 W! [' G: H4 G
- position: absolute;
$ h2 \0 {* ~8 N7 V' q* D; O( _/ o - top: -80px;
) E1 R: [7 L, Y+ C - left: -80px;
, Q ]. m! W/ r z - background-color: #2B222A;
. |% s0 x, I3 [" d - border-radius: 5px;
: t8 f U" `, X& N$ \ - color: #fff;
3 u# o) r. B, t1 e1 {9 I - content: attr(data-tooltip);0 T" k2 I& @9 k0 G( u! y5 @
- padding: 1rem;
# `) y, q. F" Z: p1 [& Z, k - text-transform: none;. N( ]/ k) @/ D0 M, N4 \
- -webkit-transition: all 0.5s ease;/ w& `4 }7 d. ?9 N# i+ C
- transition: all 0.5s ease;' o3 q) h& A5 b/ E% `" X
- width: 160px;8 ~* O# O x% L* G. L* s
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- .tooltip-toggle::after {
( m9 s: a3 ]. x - position: absolute;. c# y* W3 F* @ A/ o
- top: -12px;
b8 P* W# i! f# b - left: 9px;
) k5 r. d$ h- u9 } i4 B9 z - border-left: 5px solid transparent;, E* h* h' {* u
- border-right: 5px solid transparent;. L" Q! H3 U* e* w7 s9 X5 O7 `4 T# O
- border-top: 5px solid #2B222A;& h( a% f1 n+ @ B
- content: " ";
* u! J# r( a+ b( t/ o3 C5 W, { - font-size: 0;
5 A4 X$ {( b# ?# N# E7 [ - line-height: 0;
* C# C1 @$ [0 ]5 T - margin-left: -5px;
- |$ P, v0 P6 G - width: 0;2 @; c0 x y% b( v- ~
- }
5 \/ ]! g* u3 C - .tooltip-toggle::before, .tooltip-toggle::after {$ ?" m, _* T+ c1 L& A
- color: #efefef; _- {: \ n7 P5 c1 O) h( h5 ~; B
- font-family: monospace;' j9 y. @ J1 l* \
- font-size: 16px;
* i! O, o7 b3 s4 j - opacity: 0;! D0 k, C( F# |% z/ V; l p
- pointer-events: none;% L" L4 _9 T T% p7 J$ h3 b
- text-align: center;
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9 e! z. }0 w0 g$ Y- ?; u) p - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {9 i4 t$ a) W* t
- opacity: 1;- l1 E% x$ a. t, P8 H% v
- -webkit-transition: all 0.75s ease;) j7 e7 ]) M3 X/ C
- transition: all 0.75s ease;
- X% ^& b: x/ w, ~ - }
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">
0 u- B% ~4 W/ p' ^$ m* } - <ul class="nav-items">
9 ~& |6 U, `7 ]5 |& f/ R3 i - <!-- Navigation -->0 S% K* V5 n; n7 g$ I
- <li class="nav-item"><a href="#">Home</a></li>
# \4 T" v0 J. j3 w( `- U - <li class="nav-item"><a href="#">About</a></li>
) @. f2 p" K8 Z3 r. Z; p9 U - <li class="nav-item"><a href="#">Contact</a></li>' j" G6 U8 a: r8 h
- <!-- Dropdown menu -->
& ?4 b4 K+ s- |; |; r" `4 E - <li class="nav-item nav-item-dropdown">+ K7 z3 Q! T1 ~
- <a class="dropdown-trigger" href="#">Settings</a>
, c$ j, Z- Q; a* n, I4 F3 J9 k - <ul class="dropdown-menu">
9 \" X, k0 S. f) ^( S: q5 x% X! s2 p - <li class="dropdown-menu-item">9 K4 x3 \- X* l. w- S
- <a href="#">Dropdown Item 1</a>
4 a9 F/ ^) m9 n2 {! S; G( q - </li>
+ O. [% C; e6 ~- E; V - <li class="dropdown-menu-item">
3 r, j9 l& r; i& k& M) b - <a href="#">Dropdown Item 2</a>2 t% x; `" g# }" ?! r* e
- </li>
: m8 n& G5 Z6 j+ [, n+ M3 H - <li class="dropdown-menu-item">9 q/ F5 c: q" y( ~# k2 [; u
- <a href="#">Dropdown Item 3</a>* t6 F$ C( b% T/ f. c
- </li>& d, j+ k8 u8 ]6 }+ k
- </ul>9 ~+ U8 F: }+ c
- </li>
- F% m5 L( E2 ^& f9 d" r - </ul>
m+ }( m% o4 f" S9 b - </div>
复制代码对应的CSS代码如下: - .nav-container {1 y) {9 s- a) [
- background-color: #fff;. y. }/ ~" v8 p% R, Y1 U
- border-radius: 4px;
; r6 e0 {2 l+ | - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
) D' J0 I& m/ f - padding: 1em;
/ F( N7 l1 q- @/ s& P9 J/ N - border: 1px solid #eee;
3 e, Q) k8 T& k- r( {- S; [9 ? - display: block;& s q2 I# E; b0 b5 L! v% I
- max-width: 400px;
+ r6 ? L. l `! b. b0 m - margin: 0 auto;
, q/ g1 Q0 \& x$ A D7 r7 N6 W: s' j - text-align: center;
* l2 V/ j% m. _2 L5 J/ \2 y( t. e - }
3 H. N! `/ ]: L& T - ul,
3 P& c7 e% \" p ]& E1 W, b. W5 i - li {
2 I P* C% o; A) g" A* D - list-style: none;8 N5 ^- J/ @7 B4 R) _' l2 Y
- -webkit-padding-start: 0;$ t+ Y8 l5 b" s1 O
- }
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- text-decoration: none;3 o9 X1 A- w$ K9 |% }( G
- color: #ED3E44;, W {0 E+ J7 q. e S1 @/ H' C: ^1 I! |
- }
; p( ^6 Z& R0 ~, q3 U/ R: U( ] - .nav-item {
1 s I7 @6 j9 \3 S2 V( w3 a - padding: 1em;
# e% G7 C, b3 i8 E+ a - display: inline;
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. b/ B; `% ~# \2 t; a# q: g - .nav-item-dropdown {- U1 u1 V! g+ y$ G! j% {
- position: relative;
* g+ o( O# @ i - }
& s0 O1 {, j5 q" I- { - .nav-item-dropdown:hover > .dropdown-menu {
; O+ ^% v4 J& X8 B) `4 b - display: block;# h. F! {+ a8 ]! l7 g1 B& W) a& W
- opacity: 1;/ N0 A0 b$ U6 {6 I& F
- }- |: C: H3 K' f+ G, M
- .dropdown-trigger {
1 l0 g" A0 I) j( I$ C1 q b - position: relative;
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- .dropdown-trigger:focus + .dropdown-menu {
1 P+ t: k! L! `" ?+ W* j: ? - display: block;0 N( L9 l7 X" u
- opacity: 1;- Z) h6 q. W9 } I
- }
3 ^! A$ D( G: t0 t8 w: G/ b - .dropdown-trigger::after {
: o7 M6 k6 c" o% v7 W4 R - content: "›";
5 x6 ~6 g1 t ^- [& D9 P* e - position: absolute;1 R2 J$ U( b) ]; y
- color: #ED3E44;
, v" V8 d7 a4 {, B - font-size: 24px;9 v* [. ^0 \6 X% t8 c) ~1 f
- font-weight: bold;/ P9 \" t4 J7 e' i. z$ E: T
- -webkit-transform: rotate(90deg);8 r% D3 o/ o. e
- transform: rotate(90deg);' E6 }0 r% g# M; g8 D8 w7 H
- top: -5px;# ^# A* e, I% W3 H( Y
- right: -15px;% {; f$ z, l& A- ?7 H# u0 q/ J
- }
# q/ ~9 B' M# }' J3 H% X - .dropdown-menu {8 v8 e2 B4 b5 L! _
- background-color: #ED3E44;$ n4 o* a4 W9 F! [0 b3 @, H6 I/ T
- display: inline-block;( ^0 ?# N F' c0 j
- text-align: right;9 u6 R* }$ j! i9 J% o: q
- position: absolute;
% y- p, U: P8 |# ^/ [/ n- T - top: 2.5rem;$ b: I) ?; D" N
- right: -10px;' p$ H3 z; C5 o9 c# i! c
- display: none;
7 K% G& Y2 r9 }( K6 x% r - opacity: 0;8 y9 p. G$ y! j# a8 I& y3 C7 C7 N
- -webkit-transition: opacity 0.5s ease;
; d- M: k5 C2 t m8 B' ~ - transition: opacity 0.5s ease;" X0 ?5 r4 R4 |. b
- width: 160px;" s0 {( S9 x" W; v
- }
- l$ H7 l8 C6 ~# W - .dropdown-menu a {
7 _" l- ~) m# v* Z6 R1 a - color: #fff;
7 H! }7 G; ^# _6 B5 x6 c1 w - }5 M. p0 u: X# J1 u* W$ K5 x
- .dropdown-menu-item {" J" f- M5 T8 W3 _2 H+ v, I
- cursor: pointer;3 N& F7 K& O8 Q8 n# j
- padding: 1em;! u6 |+ Y" w$ Z. E5 {, C6 @% p
- text-align: center;
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- .dropdown-menu-item:hover {
% T3 @, ~5 ]+ `( M- N6 f# d - background-color: #eb272d;
7 P: B5 J1 F8 W, t) X }1 n - }
复制代码
6 d8 x& @( {7 |# B3 v: K可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
* n R; l. U) o/ i. c* [ - <!-- Checkbox toggle -->+ Z, g$ i0 u+ r$ k! G
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
# B1 w4 `8 F: l4 d9 n5 ? - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
. S* L9 b4 `4 P - <!-- Content to toggle from www.mfbuluo.com-->
) K$ X# o& V3 [4 ^/ O - <div role="toggle" class="toggle-content">% ~/ W V8 z9 u; o/ v
- BA-NA-NA-NA!) L1 c+ Y. w& }. x2 q1 O$ v; t
- </div>; V6 @% x3 Y; U, o V! Z
- </div>
复制代码CSS代码内容如下: - .toggle {* O% P0 y9 O) }" e: Q
- margin: 0 auto;
3 `/ v' b8 w' D, C6 Q+ R$ c' Z" E - max-width: 400px;2 V, {1 V; l6 X$ P
- }! \" O: \# n3 {- ]+ u
- .toggle-label {+ @2 v# h9 i+ V+ J9 L+ k) m( j
- font-size: 16px;
- d4 r1 D( q$ R) A) K- e, Z2 q - background: #fff;
/ a$ b" \7 e! Y. z& W - padding: 1em;
; d. S0 w) N+ `" U - cursor: pointer;
) M6 Z. G0 o/ F f9 ^6 j - display: block;
( K' Q" P. R/ F& i0 s' h8 H - margin: 0 auto 1em;
! e! O- \9 ]# h: F4 c8 x# B9 P - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
I+ v: W2 f0 y) K: i - border-radius: 4px;* m H; n. Z' o+ U
- }/ `0 G0 I+ H! w/ v; @$ w
- .toggle-label:after {
( U7 a3 S l/ y( H7 B - color: #ED3E44;9 ?2 i8 w2 l! b$ f
- content: "+";
1 ]/ T4 Y! f. T4 M) `- l - float: right;
5 ~) r* a, J1 T7 w3 R' a - font-weight: bold;
4 n8 R. B! k$ \0 e) k - }$ N4 g4 L! d0 L
- .toggle-content {
# x" x& @, b7 k) g+ H3 M( @ - color: #B0B3C2;
: f7 \4 s% e0 U: F; f: `7 {* d - font-family: monospace;
: [0 h8 i" g9 ]9 M' B: L- w - font-size: 16px;$ ?# Y Z! Z* ^" k( N7 D- s2 E
- margin-bottom: 1.5em;
0 u, l6 \8 b% l( S# v! b/ y - padding: 1em;
7 i* l3 q1 M3 R1 L+ H8 F& {( Y) ` - }, D, B+ f! C; ]. X4 l. E
- .toggle-input {
$ ? L2 C5 i) c2 S - display: none;
R3 Z& R# n( M; V5 o& d- v - }
" g: A; F8 D) h, }+ ? - .toggle-input:not(checked) ~ .toggle-content {
1 V% P- ?6 `3 r2 Z7 E% f - display: none;1 p a; O" ]: A, t# d
- }# r% R" O/ c$ A7 {) y/ k
- .toggle-input:checked ~ .toggle-content {" x9 ^( y8 _1 n% p7 q" b* l
- display: block;1 W4 ?- E# g* J& U9 I
- } V) V5 L5 f$ S/ a7 M1 m
- .toggle-input:checked ~ .toggle-label:after {# @* ?9 h! f5 k$ U1 I
- content: "-";1 M/ V& }# v w9 J1 e' Q; N
- }
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