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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!">2 g3 F3 q: m! _' }% j2 O
- Label for your tooltip
+ i( @+ K( Z: ]4 D' U) e1 } ^ - </span>
复制代码CSS代码: - .tooltip-toggle {
4 M, [9 x4 g. p9 x0 @/ n - cursor: pointer;4 l$ M Y t4 U9 m
- position: relative;
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- .tooltip-toggle svg {
6 h% ~2 s* F5 ]: n0 T - height: 18px;
7 y% [& g, W8 r1 @' m - width: 18px;! i9 u6 K8 k; Q/ {8 F: p
- padding-right: 0.5rem;
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4 h# M7 q. u+ F. Z$ t* d( _" r0 ^. M - .tooltip-toggle::before {# j' n4 g' L8 z1 M. R& E/ h
- position: absolute;
& l4 k( j( P8 h$ B8 m. p; R+ u* B - top: -80px;2 A5 s$ {9 d/ c8 ? V) N7 T" H& n
- left: -80px;" f/ @, b2 ^6 U
- background-color: #2B222A;- }' C |: [1 S% d& {$ `) D' m
- border-radius: 5px;
* p# K& y) b2 u1 P- P/ Y& ~ - color: #fff;
9 g+ d, K- \2 h( w2 U9 K+ J - content: attr(data-tooltip);0 a; B& [9 l; j! y
- padding: 1rem;
% P9 J: G3 O" `' Q - text-transform: none; e5 @" o9 i) F" R* I: T- o
- -webkit-transition: all 0.5s ease;
1 G+ ~7 s" V" w! e5 }* i4 R - transition: all 0.5s ease;
: f% L+ Y5 Y/ q. G$ b$ ]3 B% e2 n - width: 160px;
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- .tooltip-toggle::after {
1 L2 P9 |2 d1 t7 \, @9 ]. c. m - position: absolute;2 h3 R/ T# i6 S
- top: -12px;/ |- j0 P' |: B- |7 Q. {9 E; s5 N
- left: 9px;
4 x* y9 H6 C1 c5 C% [1 l$ n - border-left: 5px solid transparent; y8 e9 S: C0 q' C9 ? F j
- border-right: 5px solid transparent;3 c& M4 @' J( ~
- border-top: 5px solid #2B222A;
9 _- H! C8 P" v- }- T# L# o6 \; | - content: " ";
3 S6 P" L: M+ V2 w4 x5 ^# U - font-size: 0;# J3 |8 K. n( l4 d }' D
- line-height: 0;7 E0 a, L6 \: w% C- w2 J
- margin-left: -5px;% G9 w5 I' C2 ^2 J; H( I" q4 l
- width: 0;$ U# S+ W( b, i: K
- }
- _8 B& W8 {0 C7 c$ g6 X! V/ i/ O2 @% u - .tooltip-toggle::before, .tooltip-toggle::after {9 U& ~% O9 @' q7 Z7 k' A
- color: #efefef;8 L5 _1 y* }: ] t2 g
- font-family: monospace;
! O9 Z+ {8 V. A8 a* @ - font-size: 16px;
) E# h( a! |9 A% x- A h* W @ - opacity: 0;
1 G6 @& E$ _' n% L' l - pointer-events: none;4 E. U( M {" S8 ^8 y. N3 F
- text-align: center;" d7 i7 c) f7 B9 e3 \/ m
- }
S, e# ^* B3 k% \/ d, C- v, o; D - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {8 t/ f h8 x. O' V7 V4 |
- opacity: 1;
3 v: O, P4 ~. M, |- |& Z/ g - -webkit-transition: all 0.75s ease;
) y$ u+ S# b3 D9 m& Z$ e8 { - transition: all 0.75s ease;
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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">
* O7 [& C1 I' s, s - <ul class="nav-items">
" F3 j, r4 o' A7 }! w' c - <!-- Navigation -->! S" c% N$ G3 l& \! M4 T
- <li class="nav-item"><a href="#">Home</a></li>
: n* N: S' i5 l& L" P8 }" @+ Z7 g - <li class="nav-item"><a href="#">About</a></li>
0 {% u; @% F: v3 T, g - <li class="nav-item"><a href="#">Contact</a></li>7 o! ]8 [$ o1 [& S3 q
- <!-- Dropdown menu -->
/ y+ D( i7 p/ v' P6 L - <li class="nav-item nav-item-dropdown">
+ g4 k( ]! V) w7 u* W# ^ - <a class="dropdown-trigger" href="#">Settings</a>7 S3 f- W9 g. I! J1 [
- <ul class="dropdown-menu">! X8 }* J7 N' b( z8 P
- <li class="dropdown-menu-item">" ^7 _0 l) L4 G: R1 f# e1 q6 [
- <a href="#">Dropdown Item 1</a>
$ X" C3 a, v' I( c( x - </li>
9 W4 B' g$ e+ X# J2 i9 p - <li class="dropdown-menu-item">8 l9 |* i& M" Q% r9 ?
- <a href="#">Dropdown Item 2</a>! S6 t: _. Y6 }1 w5 E' t
- </li>7 O$ ?/ P; \5 `4 e6 T6 [1 \8 V
- <li class="dropdown-menu-item">% ]- f$ @8 p* p! K. A
- <a href="#">Dropdown Item 3</a>
5 o; g$ E [) s - </li>% }8 O/ ]/ G) `' N* Z. U
- </ul>
# |9 g& y# x/ }4 Z - </li>4 @7 x% t" j, k: T
- </ul>
0 {! p, N; }: ~9 \" |8 b8 Y7 O0 {/ Q - </div>
复制代码对应的CSS代码如下: - .nav-container {% ?5 D6 T7 N$ y5 }1 @+ t/ \
- background-color: #fff;% [7 U* M) I( c! D
- border-radius: 4px;
& z! y/ [) F, P3 ~- `5 m; D" e! T - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
& `8 a2 P, ^& l {1 v; g3 U; t f+ a - padding: 1em;
' @. o* F7 S- N+ }, L% }0 p& C - border: 1px solid #eee;
9 i5 A. Q0 J! [8 F - display: block;
& k# d, k! w' V) L - max-width: 400px;2 `9 E2 T4 C1 ~7 j2 ]( a
- margin: 0 auto;4 L) g8 W& A3 g
- text-align: center;
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- ul,
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- list-style: none;
) L' V& V2 k. g, P - -webkit-padding-start: 0;
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- text-decoration: none;
) `+ Z" }; d/ S7 x5 u6 y( K3 X - color: #ED3E44;) }0 N1 P! a8 \1 B2 d# S
- }
0 N& N2 Z6 t: I& @1 u - .nav-item {; ~1 g; P. S- C7 O0 ^; {4 _/ e
- padding: 1em;: ?% ^! E/ G) m$ c' S9 E3 r* U
- display: inline;. M7 X* ]( u6 e0 v% |% H1 I
- }
- K. b1 K! R9 ^$ _6 e - .nav-item-dropdown {; P' W U. I" G3 d5 x' P
- position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {' `% T$ G: C" m- x- m
- display: block;
( W# W' w4 x, T* ~; n" t - opacity: 1;
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- .dropdown-trigger {
: {- F a) N* I0 D$ ` - position: relative;
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/ G9 h9 H [- [' N - .dropdown-trigger:focus + .dropdown-menu {1 \" Z6 V0 Z" t, R" A @$ w
- display: block;
7 r4 I/ D" z; c6 V- H4 U6 h( V3 @: ] - opacity: 1;
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- .dropdown-trigger::after {$ J5 d- ], r3 k# W9 R1 M5 y8 n
- content: "›";; y8 k Z7 u7 w( B
- position: absolute;- T& x: o2 j x
- color: #ED3E44;
, x2 C; F/ k7 C - font-size: 24px;& p& z; d7 J; U) u" F1 {" i# o
- font-weight: bold;) ^% q2 g- r. y
- -webkit-transform: rotate(90deg);6 }3 F# M i$ x: Q* Q5 q
- transform: rotate(90deg);5 ^" \( g. o+ ]4 k6 ^& J
- top: -5px;
7 U/ D, _5 r3 Y; v1 m" S - right: -15px;
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- .dropdown-menu {/ {9 a3 e1 s) F1 D1 A4 g4 j7 n, c3 r
- background-color: #ED3E44;
! n. R) H" q: z - display: inline-block;! Q$ A2 y: d# R2 x
- text-align: right;
2 {( g! k$ I+ U - position: absolute;/ S- S4 t' h5 x( x9 B# m
- top: 2.5rem;
' S# H+ t4 w, n - right: -10px;) t" p G) H. v; O+ ]
- display: none;: X1 q5 _+ O3 u- [; L8 ^( S
- opacity: 0;
) D3 [* h _3 |. W' f - -webkit-transition: opacity 0.5s ease;" L( [* V7 P, u: }
- transition: opacity 0.5s ease;2 C( S: s4 Y( M" Z8 z' K; O2 c
- width: 160px;
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- .dropdown-menu a {' f- ~ j+ r% J
- color: #fff;1 C* u- z$ J+ H/ C
- }
% F1 }) T3 n2 d% o# y) y - .dropdown-menu-item {
2 J: k. L1 C% N' u* r - cursor: pointer;
% v" K6 ~8 `& o$ r% { - padding: 1em;
- i% C! z7 `( z. g& M' y, S$ ? - text-align: center;
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0 Z; }3 z. d6 t, J# j7 ~ - .dropdown-menu-item:hover {& S' K$ @" n1 h
- background-color: #eb272d;
, S3 z5 F, M; j - }
复制代码
~0 I2 F! X8 J; t3 [ N可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">
# n, ]4 a& J; l7 m+ ^5 H% ?8 \ - <!-- Checkbox toggle -->/ w# T1 V' ~) b; H5 j# ~3 F7 `
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">/ ]6 q! P1 d' o2 D# _' `8 r2 g
- <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
6 H4 _" \; |2 B6 j9 e' C5 o/ d - <!-- Content to toggle from www.mfbuluo.com-->) Z# V9 {4 o4 k( s1 W3 k9 |
- <div role="toggle" class="toggle-content">
' A" p9 z& `6 j2 S - BA-NA-NA-NA!- c8 t5 n- I, m& i
- </div>8 `0 H. P: u9 [0 n$ l' z
- </div>
复制代码CSS代码内容如下: - .toggle {
# \7 z" S9 j3 \/ Z @- o - margin: 0 auto;5 e3 A! J# v) ]+ P I6 o9 p
- max-width: 400px;6 r5 c; X8 P# E; _
- }" f, d& Z. c2 {5 }% q5 p
- .toggle-label {
( N8 F6 r( v3 _% H; h( H$ S - font-size: 16px;
1 k5 Z0 i( p: d& J5 { - background: #fff;
: ?9 @/ S4 W* ` M4 |; I4 l, B; S - padding: 1em;
! X2 E3 U+ x- T- Q# j2 e) }" ? - cursor: pointer;
3 \3 d- D0 W/ k4 u$ h, U - display: block;
( w! ]. z9 b z6 V3 X* o: z - margin: 0 auto 1em;' S. t) }: S' y' X+ ^( c* d
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);% l8 n, [! I9 v: K8 ?" r0 B
- border-radius: 4px;
2 E6 J, H+ s6 n" i8 b - }
% Q! e' d; e- n - .toggle-label:after {
+ L8 z* q/ {, E - color: #ED3E44;6 b- t. B1 H! S
- content: "+";
; ]! |% O5 h: v3 S2 y8 v - float: right;
1 T) a0 K5 Y+ ]9 r$ L, q - font-weight: bold;
# W I D8 h+ Y2 t2 ]4 Z - }. _) O. i2 n M( [2 k; E9 O3 C) v
- .toggle-content {& R8 ^' u5 Y! l. Q- A' o8 s
- color: #B0B3C2;
, ^" v( ~( ~& g - font-family: monospace;5 f! c5 H, @0 g0 [. v
- font-size: 16px;- F! x' x5 ?& l; E/ g0 ^
- margin-bottom: 1.5em;8 Z9 L/ T7 S1 Y( g5 M
- padding: 1em;$ r: d- b& H% k" v+ |- o0 \% T
- }( m. z& ?7 [6 `
- .toggle-input { K' X8 L A( T$ u" ^) d. h
- display: none;
" M! n0 m% y- Y A. v' _ - }
j' T# P5 c0 s- N0 } - .toggle-input:not(checked) ~ .toggle-content {
* D% w5 v& S% Z$ ] - display: none;) u( f! m" @1 }2 Q/ }
- }
9 G8 u6 I. e5 M* I6 p$ } - .toggle-input:checked ~ .toggle-content {# M2 P& d+ g1 K2 e8 f- `5 y) c; E4 L8 I
- display: block;
' o7 M' M/ m# v" r# ^ - }
) t$ R+ D4 c# m# j - .toggle-input:checked ~ .toggle-label:after {
1 f5 L' f# a n" ~; a+ G - content: "-";3 N2 L% l0 R* h2 h
- }
复制代码 6 R' P1 l8 w3 ? e& u. }. Q
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