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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 a7 a3 x' R$ b: E a5 g8 `
- Label for your tooltip
4 |" W1 W" q* B3 q' B' N2 U( n - </span>
复制代码CSS代码: - .tooltip-toggle {' V }5 k0 d t0 R' A
- cursor: pointer;8 r- ?2 l& G: v+ L7 y# Y9 J8 Z- k3 f
- position: relative;% b$ _" k5 G' L
- }
& e9 C6 S: U. w Y0 L - .tooltip-toggle svg {7 ~9 ]+ j: U% e" C; K* z
- height: 18px;
) f* [8 o3 z8 i# w9 E% j! P x7 ? - width: 18px;4 h( T; ?7 N3 O
- padding-right: 0.5rem;
9 c) M( R# d* U+ o6 O4 @ - }
& {: B d4 J# K5 L - .tooltip-toggle::before {
8 q) \0 e- X8 C9 D. V/ Z - position: absolute;
! E8 a9 I1 u+ z* q% k - top: -80px;
# A8 V% w7 X) b6 k& F Z. R - left: -80px;5 X( I, j% A( ?4 n* o
- background-color: #2B222A;
& t% z' }3 N2 f2 P7 L - border-radius: 5px;- |3 d, D! C" U' Y& @. o
- color: #fff;
8 Q8 v9 z! } e - content: attr(data-tooltip);
: ^0 Y T Z. ]* B4 G* ` - padding: 1rem;4 D% ^* G3 _+ e$ f# ~8 Q
- text-transform: none;) T7 n( v4 U8 E9 c
- -webkit-transition: all 0.5s ease;
4 @5 p, G9 T- X' F$ Q4 _- d, c - transition: all 0.5s ease;
s, s7 g1 W+ ]; y. L - width: 160px;9 ?7 [. v8 r5 k) @! W2 v/ r8 b5 S
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- .tooltip-toggle::after {
R$ N1 G8 E% E$ T1 b. _ - position: absolute;
' l4 b3 s- u) ` - top: -12px;8 r- \) d5 Y* p
- left: 9px;
* g! E) b4 r; Q2 z* d - border-left: 5px solid transparent;
- z( D6 b2 m0 H3 c% u6 l# e - border-right: 5px solid transparent;
$ o5 U% G3 Z- s4 [% H# Z$ @" s* q# A - border-top: 5px solid #2B222A;. C" A$ C0 o' r
- content: " ";
/ K# F) D# V% Q$ B# S& A2 v8 u - font-size: 0;
9 v" M8 a& S) Q, Y# } - line-height: 0;
9 T$ T% O7 O8 x% x- f$ M - margin-left: -5px;
! w; C( m m% n6 o, Z& N- o( ^0 j - width: 0;
0 R4 n7 k4 O+ T" | - }
8 ^! k5 E3 R" C - .tooltip-toggle::before, .tooltip-toggle::after {
7 f) x& w# A' J- L- R' B - color: #efefef;7 l: ^- e: j4 @& U. c* p7 F% q( O- n
- font-family: monospace;
4 q9 Y# |7 d% y. h/ ~ - font-size: 16px;
" U: g8 U7 F1 a4 e4 B+ ~6 X - opacity: 0;: F& M. S9 B2 i
- pointer-events: none;
' n, S) D1 \' Y6 n G1 P2 U: X - text-align: center;, |( k4 J: M3 v( W* P/ Z+ U
- }
0 J s4 D. j: {, m f, ?1 G - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
" ^) ^8 B& m. `$ ]/ P" n+ F# R( O - opacity: 1;
, [) m( F. I' F# W - -webkit-transition: all 0.75s ease;' ], i5 L/ D6 \* Q% \
- transition: all 0.75s ease;. @' Y, H% u/ @$ o" ~ V
- }
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">) t3 p2 N9 I) O2 y
- <ul class="nav-items">
0 s* x8 k/ ]# f+ [$ ~! h/ r0 v - <!-- Navigation -->
7 D) v) S7 S! T8 s - <li class="nav-item"><a href="#">Home</a></li>
8 M8 v: U5 b, a2 b* W - <li class="nav-item"><a href="#">About</a></li>
9 z# I6 z, R) F8 v - <li class="nav-item"><a href="#">Contact</a></li>3 E$ |9 l6 R- r5 }
- <!-- Dropdown menu -->
6 T+ K2 r7 D+ Z% |& r% f - <li class="nav-item nav-item-dropdown">$ A; @0 y4 _1 N4 R
- <a class="dropdown-trigger" href="#">Settings</a>0 B- k. z$ N3 G7 P! b: i6 C
- <ul class="dropdown-menu">9 [2 ?$ X- y4 K3 K' d2 L
- <li class="dropdown-menu-item">
1 C2 n) s( x, o) v - <a href="#">Dropdown Item 1</a>
* Z- {) \/ D! D/ N% |/ e- B1 m - </li>- M/ a3 m! Y4 |* u* h. F, _
- <li class="dropdown-menu-item">
; _9 P3 k( e0 v3 U3 I$ ] - <a href="#">Dropdown Item 2</a>; _8 S% @. i# |
- </li>$ B' V, l5 z% a5 {0 c7 a+ w$ l! \) a8 P
- <li class="dropdown-menu-item"> e" n: X1 H) \; @
- <a href="#">Dropdown Item 3</a>, c; M! J' N5 e7 E! m) `2 G
- </li>
7 A$ e) R* E( A1 [ - </ul>" P6 A9 a, X: Y
- </li>1 [$ s' _0 h; {5 ] M- m, x
- </ul>: G' a, }7 |6 l
- </div>
复制代码对应的CSS代码如下: - .nav-container {
4 [3 q" f, }) i, L3 q& Z, @1 C - background-color: #fff;7 h8 B3 \" l O B9 G& K
- border-radius: 4px;6 M) l2 @/ B* l( c
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
/ Y/ I/ v# y g& W2 Q- p - padding: 1em;/ [% P3 K9 K) C. M1 x# R9 k
- border: 1px solid #eee;- d g7 a: \0 B0 p7 \( u
- display: block;) S2 Z7 P8 K+ A. c& n
- max-width: 400px;
5 x u0 K2 E" `& n - margin: 0 auto;5 W. l8 m1 }+ C' v0 s4 r' y
- text-align: center;* n# p! P0 H) Q7 u% @
- }6 j+ V$ h. Z7 Q2 q {) l, _! U! {
- ul,) W! ] D8 _- R& r) Q+ C0 P
- li {
" M' e1 w) ]5 q9 t! @ S - list-style: none;
3 r; Q! B/ s" _7 u, Z3 A* O - -webkit-padding-start: 0;
7 V. B5 t) P" D. L - }5 P/ w3 ]7 {5 T) @" D( f" Y
- a {6 _, M; A) B. V* t9 E0 Q- _' d
- text-decoration: none;$ J( m7 Z5 {8 B1 }2 V
- color: #ED3E44;
7 P6 ~* e' _8 a/ t - }
7 {9 B* q& Y/ d( c+ u - .nav-item {
2 ~: W% Y, J s - padding: 1em;
: g/ z, ?* u4 Z! g* O" q+ M - display: inline;/ y0 X5 x) L' O7 Q# C
- }
; I+ X; m% \* \1 } - .nav-item-dropdown {
$ O( ?$ p! Y- R6 W8 f - position: relative;
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- .nav-item-dropdown:hover > .dropdown-menu {2 J. E$ \* @6 y+ |" V8 t
- display: block;
* R6 L1 j+ r6 Y8 v7 C - opacity: 1;6 Y- `3 n9 M3 c, O) Z
- }& F+ S+ b' u# g* A4 ~2 t+ n
- .dropdown-trigger {
& p% N$ u0 E9 P, R - position: relative;
6 @7 }4 A3 n* K q: o( | - }# c f* q$ t8 ~; b) A2 P% E
- .dropdown-trigger:focus + .dropdown-menu {
+ q" |: U W6 T9 Z5 J1 I' q1 r: Y' E - display: block;! b9 A: v W% a9 e6 e( ?, l
- opacity: 1;1 v. h3 k0 R; y. |
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- .dropdown-trigger::after {3 Y0 y5 o6 f% [- _9 H0 l
- content: "›";
8 M4 [0 y- I) q! _ - position: absolute;
% k' Q2 f5 Q4 _7 v8 r* G0 P - color: #ED3E44;4 ]6 ]8 f! R3 Z
- font-size: 24px;! L4 i/ i) W) w
- font-weight: bold;
" c- z+ F3 S* K, s - -webkit-transform: rotate(90deg);* Y8 _: r( O; ^% Z7 \/ d
- transform: rotate(90deg);
$ H$ U9 w/ f1 W) v _8 N) V& e - top: -5px;
7 c. b# O. K% q( ~( Q) f - right: -15px;2 z' @" Q D; b3 `2 A* @9 v! }
- }
" c9 f, H( {* u1 B6 R8 n - .dropdown-menu {
% A; P# Q1 x$ X5 D - background-color: #ED3E44;
; F) [ d5 F1 E5 g1 ?2 C) v3 K3 U - display: inline-block;
5 y& k1 i# Y) p) v% Q7 i$ _ - text-align: right;2 l+ p: y$ t' ~1 q6 p+ m2 m8 v( q% r
- position: absolute;
% w1 _# h2 h- O - top: 2.5rem;" F4 p9 h% I3 O6 y$ U
- right: -10px;# A! {+ ]0 a# W. H1 ^
- display: none;
y1 t' i1 r& d, g0 G - opacity: 0;
$ H9 s& _) o7 E/ x5 H$ `( } - -webkit-transition: opacity 0.5s ease;
- q2 H4 |2 g. C' ]8 ~# s' n } - transition: opacity 0.5s ease;
2 S r9 {! _. ` f: V5 s - width: 160px;
' ~+ k! J8 _! f/ w& i4 I* _ - }2 k1 [# T1 q$ a5 t$ v, O1 p6 H
- .dropdown-menu a {9 g. o, D1 x& l/ `! z
- color: #fff;7 U, u" p, y0 D9 b
- }
9 Y4 {. V7 P) c2 u" @ - .dropdown-menu-item {1 |/ Z! t* r9 L( [7 f
- cursor: pointer;- T( v' u* A' k# \- \5 ?8 }5 e
- padding: 1em;
8 b# v, Q8 T3 @6 r4 A - text-align: center;
0 F% Q2 b- P6 \8 w+ ~ - }! T/ K) P6 V. c" q) _
- .dropdown-menu-item:hover {
7 w$ i& a$ j* U/ F - background-color: #eb272d;1 m! F, ~3 v! S) M( }$ \
- }
复制代码 % Y7 l3 j7 K- {- r9 K ~3 n' p& b
可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">7 v$ H! } M; B. b! _$ v" z
- <!-- Checkbox toggle -->' t6 v+ b3 V! O3 F
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
. t8 U9 o f( \% d - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
K5 m, l3 ]' Y! H3 i( w* G2 w - <!-- Content to toggle from www.mfbuluo.com-->
7 k4 }+ s0 f/ W; m' n - <div role="toggle" class="toggle-content">
# `, U" A& _# @# B9 ^/ X - BA-NA-NA-NA!" V: S9 f- R! [7 K, R. g; q
- </div>) r7 ]4 e2 ^( t3 s4 b$ p. I. t( X
- </div>
复制代码CSS代码内容如下: - .toggle {
: Y: I3 `( [, L - margin: 0 auto;' U6 w% M3 i/ J: g4 J& ]
- max-width: 400px;
' [/ K! q- p' R3 f3 e - }
& S# t7 `+ C: M - .toggle-label {3 a2 e H0 `1 }# C; m
- font-size: 16px;' Y* h- o" c* E: l( e0 ]; f
- background: #fff;
9 g, G4 Q: g5 r! F - padding: 1em;
' w3 y0 u/ D9 d; _ - cursor: pointer;
1 _8 B$ l- J& a! Q2 V8 h3 m - display: block;- E2 J# P% o t% w" D! E* d! K) x' E
- margin: 0 auto 1em;/ X- e" N; f* V5 W% b
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
7 |8 Y% c! T7 @ U2 \ - border-radius: 4px;7 v/ ^" {6 u, ~9 k; W/ s* U
- }: T3 `; `( T0 t9 {8 U
- .toggle-label:after {
# P5 c( `, [" \2 N - color: #ED3E44;5 Q1 [4 @; r' J7 [) b& V! T
- content: "+";
! X, {" e7 g0 {3 | - float: right;
) r+ [# U) c( m: N0 _1 s8 Q6 @ - font-weight: bold;
/ }6 @: t9 S# Z - }
. B( L3 F6 D3 W5 a - .toggle-content {
% N+ m9 J }. _9 Z4 a - color: #B0B3C2;
! E$ _; \6 ]9 _+ Q - font-family: monospace;. o; t5 M% l+ `9 g3 p
- font-size: 16px;
- A4 D5 |/ U" Y9 u: @8 F$ V" P( J1 I - margin-bottom: 1.5em;( u. E- h& e, \
- padding: 1em;
! S. R' _" t o Q - }
9 _- f) D, w- r1 o - .toggle-input {; c- B7 B9 E# i4 Q! A3 ~
- display: none;
" i% F5 l$ M9 E" W2 h8 e - }
7 U1 }, I4 x4 d) f$ y - .toggle-input:not(checked) ~ .toggle-content {
) X9 ]4 t" P$ K# w' K - display: none;' Z$ M2 [% o2 W' j
- }0 M/ c+ y1 X# K# z" c% O, W
- .toggle-input:checked ~ .toggle-content {' M4 K- a' A1 L. i
- display: block;
' J* ^9 f$ m3 w A, @- { - }
" C+ Z9 |+ o5 n/ q7 p" |) ` - .toggle-input:checked ~ .toggle-label:after {
3 i8 J: I% C/ B5 i/ _ - content: "-"; U8 S& W! w3 O" \+ K5 Y7 L
- }
复制代码
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