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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!">- Y; m4 w4 I" G" z
- Label for your tooltip; l p; \ ?9 t" l- ]: k" j- ^# T( D, ]
- </span>
复制代码CSS代码: - .tooltip-toggle {
( g" O1 w" V3 I3 N2 A - cursor: pointer;
6 ]' Z9 | k. i4 c. P" W) F - position: relative;
8 |' f, d) ~3 E5 @" {) y& e - }
4 e* A% u# f' X5 |$ x' e+ [2 D - .tooltip-toggle svg {
4 `. G# ]" d5 Y) i - height: 18px;
! V* _! @/ j4 i9 `# c - width: 18px;
4 V$ }) W$ t8 c: G$ ` - padding-right: 0.5rem;3 e P8 w5 I& y' i
- }
7 T9 W( [ J8 d3 c7 x - .tooltip-toggle::before {# C* x1 u* H) w, S. b
- position: absolute;
8 t9 V) E4 H1 n2 K i9 ] - top: -80px;
% U* h, X4 C7 P2 G2 B8 M( } - left: -80px;
& p5 O+ q* n+ f. _, c. ]: x" j, D$ E - background-color: #2B222A; N) u4 H5 H$ C6 |' {" c
- border-radius: 5px;- v7 Q( _% J* b
- color: #fff;
6 y; @, Z- e# f- Y% ^5 J0 v - content: attr(data-tooltip);5 T9 j6 \% E5 ]5 I& ~
- padding: 1rem;$ ^* A* p' I' v C. ?+ k
- text-transform: none;
. o& t- W+ U, y. S - -webkit-transition: all 0.5s ease;0 i0 J: L. u* l2 o' y2 v- q
- transition: all 0.5s ease;4 Q- n5 C: |, ~; a/ P1 I j* ?# X, a
- width: 160px;7 @ H: B" M+ }
- }( @% j. e9 \9 \3 E) { L( ]
- .tooltip-toggle::after {
( L) J% R+ b9 W" ^, j - position: absolute;+ r" N; V' }5 G
- top: -12px;( E+ ]0 ~3 g# U- o" w- o% y
- left: 9px;7 A5 r, p0 w. `% U0 D
- border-left: 5px solid transparent;
* v' z, Q( k5 D8 U' ~% s+ b0 O - border-right: 5px solid transparent;, m9 c& h/ ^) [- e4 m" d7 X
- border-top: 5px solid #2B222A;2 H# r: l, e3 t! @& r$ o
- content: " ";3 @+ F" s+ C7 y
- font-size: 0;9 _ z9 a2 u' P6 a+ Z
- line-height: 0;
/ J9 } o6 ]3 R$ q! b# L+ N d( I - margin-left: -5px;% k) V* _& S5 O+ i9 M
- width: 0;
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- .tooltip-toggle::before, .tooltip-toggle::after {& _" s- i0 F' x" \: ?" ~: D
- color: #efefef;% D; r2 r; ~8 ]- S
- font-family: monospace;
% A4 x4 n$ J+ | - font-size: 16px;
' p; Q5 \2 [5 f6 ^' p - opacity: 0;
0 ^) x, h2 p% G$ E5 t/ w" N - pointer-events: none;$ a$ Y/ V3 A1 D/ ~+ d
- text-align: center;# r% A4 O$ g9 x' E* B4 q
- }
: d8 F" t" w' x j( k( ^ - .tooltip-toggle:hover::before, .tooltip-toggle:hover::after {
/ Q9 h r. f: }5 q$ J - opacity: 1;
6 V/ `: ]# w+ [, B1 E - -webkit-transition: all 0.75s ease;
" m* v( A. U+ J; o+ A9 }- g. Z- Z - transition: all 0.75s ease;
2 ?' `, D n ^; M5 G. V0 ^1 j7 j - }
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">9 s' q. d4 q: i3 s0 u) n6 [/ B4 I
- <ul class="nav-items">
; T* D& }8 \- o - <!-- Navigation -->
. Q) `: C' D' F2 w: u; [ - <li class="nav-item"><a href="#">Home</a></li>
9 S: E {2 J! ?" k# r - <li class="nav-item"><a href="#">About</a></li>
& {7 ]% w4 U( `1 h2 }0 Y. q - <li class="nav-item"><a href="#">Contact</a></li>0 F. x: G: Y, j+ ?" k
- <!-- Dropdown menu -->0 ^' @3 {& M! y) _. ~$ C
- <li class="nav-item nav-item-dropdown">) b& A1 O9 r- n
- <a class="dropdown-trigger" href="#">Settings</a>* d4 [+ _4 W. Y( J: o, \
- <ul class="dropdown-menu">
' G9 S9 d1 Q! `& Y3 J/ p6 ] - <li class="dropdown-menu-item">! p' u+ n3 u0 \* O
- <a href="#">Dropdown Item 1</a>
7 V' s" E5 B5 Z0 G1 _7 V - </li> I6 L$ o( @$ T" H U) z
- <li class="dropdown-menu-item">
- b3 X: w; `9 c+ f1 H" S - <a href="#">Dropdown Item 2</a>- f q1 |: M- f* I- \/ W5 y# z
- </li>
2 X4 P" ^2 ]8 ?3 E9 a0 E5 N0 ~ - <li class="dropdown-menu-item">3 \6 K7 N8 `$ V. G+ q
- <a href="#">Dropdown Item 3</a> D& B* |2 e; v* n m9 ~0 s8 K
- </li>' a- `1 ?9 S; u1 E/ ~" f& I% [, }, \
- </ul>
7 k2 ^# N! z( g5 M - </li>2 m6 Y1 L5 P/ ^# O- @: K- y% c
- </ul>
9 h# F4 k% o8 D" X8 h9 W4 c2 R - </div>
复制代码对应的CSS代码如下: - .nav-container {
F6 h5 ^2 \$ y2 e; d: \ - background-color: #fff;
+ p7 M# K. [* E; q7 V1 e" P' I1 G - border-radius: 4px;
. [7 w. U; a0 A/ r( ]+ m - box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
- S- b" Q# B1 E) z+ P& a - padding: 1em;& F# Q9 J! V, G% B4 P1 E
- border: 1px solid #eee;
0 \- B! i- B. D9 b - display: block;
+ h2 _8 y' h4 e% B% p8 ~7 ?0 L2 \/ v' ^ - max-width: 400px;$ h( t4 B0 w3 V$ \* h: H
- margin: 0 auto;
9 E, E: U5 n' o: }9 {5 X | - text-align: center;
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- ul,
. f! O [+ G' r - li {
1 h, @: l5 L( Z+ y5 l+ d - list-style: none;& ~! N/ a! {0 D
- -webkit-padding-start: 0;- R4 Q! O& s! N9 q0 c/ ~
- }
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- text-decoration: none;
# D9 W; O7 S) `$ ]0 k5 r. k - color: #ED3E44;( B" f& t: K- n/ h/ Z
- }2 C1 U6 a- l& ?$ [6 \- B
- .nav-item {
" B; x* G' |* L6 C1 j - padding: 1em;5 o! h1 n5 Q6 S E4 i2 n" G3 w
- display: inline; g0 Y* o0 X6 c, `) U" F7 J
- }' e' Y1 ]- I, v8 g7 x
- .nav-item-dropdown {$ C3 v' L1 u/ i
- position: relative;8 d' Z# Z& P# C0 G' {$ p( j
- }
; P4 Q+ _. o/ }4 k$ d6 S! l - .nav-item-dropdown:hover > .dropdown-menu { l9 E l4 o8 c* E
- display: block; ?! C4 v/ K: ^( q5 M, A1 I
- opacity: 1;& F' _# P1 ^9 ~' V
- }* y! D) H5 c4 A+ B6 w6 n& T
- .dropdown-trigger {3 l% Y; C3 a, \& p, n
- position: relative;0 L: J3 u5 E W& @. u
- }
* i/ a& I+ {) c/ K( s* ?+ c - .dropdown-trigger:focus + .dropdown-menu {2 `( |2 F. l+ Z- v4 v2 f
- display: block;
8 S1 l1 Z$ O# \ - opacity: 1;
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- .dropdown-trigger::after {& R4 D6 @+ S8 g; |9 T) T* }
- content: "›";" t: O4 T- p4 F+ h: e+ Q! G: M( [
- position: absolute;6 j6 H4 I- U( A- u
- color: #ED3E44;# o: D& c; ^ {
- font-size: 24px;9 S/ {6 D3 a8 {9 |0 K
- font-weight: bold;5 Q; D; K: P7 ]
- -webkit-transform: rotate(90deg);
% y ]: u% \$ @5 H - transform: rotate(90deg);$ m5 ~) R* O$ n% B7 j& L0 Z
- top: -5px;
+ K( W1 E U$ f' ~( o( \/ } - right: -15px;' j! A( W1 S. K* A' K4 T4 H) z
- }
9 }" x" s9 k, \. r% Z - .dropdown-menu {/ A3 F; e3 z7 c% v8 ]. f$ o4 K
- background-color: #ED3E44;
. [2 R. ]/ Y% r0 _3 R- r1 \ - display: inline-block;
$ ^( H# E' f. x0 ? - text-align: right;
$ i8 G/ W1 X9 e& ]- i7 w1 V - position: absolute;7 h0 R2 O/ B+ ]$ j
- top: 2.5rem;
- b) o' [& x8 u- W1 B7 C - right: -10px;
& i8 O3 y. K) C0 r5 i$ Q: _: V- h - display: none;6 s; H3 z4 ?" C$ E7 s& B3 E
- opacity: 0;; W5 d: ^0 e/ _& c
- -webkit-transition: opacity 0.5s ease;4 S, G" D. t6 x- P
- transition: opacity 0.5s ease;! T( o5 Z: u2 G$ x4 | C
- width: 160px; N1 h# \7 F8 g0 l& Z, g# U
- }
6 u1 G! _ G) v. { - .dropdown-menu a {% J# }" b. ^! a! H4 w$ E
- color: #fff;
7 \. ~2 S C! S* B9 G7 h - }( C% `' U: {' I; V; m
- .dropdown-menu-item {
# I+ z. F3 ~* G) z7 X9 B& Z - cursor: pointer;
% j2 u- N5 A1 D% |% e7 b5 T* ?) e9 Z - padding: 1em;
' O5 H4 o5 m0 D" m# S - text-align: center;
7 A$ T3 J9 l' r' u - }4 |" |2 S1 T6 Q9 u0 Y# G. u- |8 z
- .dropdown-menu-item:hover {
% I+ g+ V! K' E/ d% t. v7 } - background-color: #eb272d;( P5 Z0 r3 c$ B
- }
复制代码
! m; J3 y% V1 M- ]( S4 B可见性切换 可以使用 CSS 的伪类 :checked 来实现. HTML代码: - <div class="toggle">2 Y2 \ C: {7 n" ?' n
- <!-- Checkbox toggle -->6 c3 ^$ H& X# g" `8 ?
- <input type="checkbox" value="selected" id="beethoven-joke" class="toggle-input">
. b. u2 U, H4 n - <label for="beethoven-joke" class="toggle-label">What was Beethoven's favorite fruit?</label>
- P h; |. Z8 ?: i; Z - <!-- Content to toggle from www.mfbuluo.com-->- r/ f: a4 Q r2 F2 f K, T
- <div role="toggle" class="toggle-content">/ c" x3 t' p4 _: x
- BA-NA-NA-NA!
) T5 P; T* A: j3 g, L - </div>3 F, x5 Q, c% a7 H
- </div>
复制代码CSS代码内容如下: - .toggle {. j& ~% @) O0 f! u% k
- margin: 0 auto;& v7 r' b: B3 x' Y( ^. `, j$ K) W
- max-width: 400px;3 ~! X3 |2 l w4 [
- }
7 N! ?4 J& S O8 n6 z3 o! g1 @ - .toggle-label {
# ^; y% N" B* _( l" N/ t - font-size: 16px;
; c7 v8 \/ D' k - background: #fff; f# m$ \- a8 x; m
- padding: 1em;- K4 ^% R( e9 T4 v: m D
- cursor: pointer;
0 C9 |" K0 ]. i( R; N# @0 V - display: block;, E" U1 W" m- u4 f5 c4 w: I. l1 P( v
- margin: 0 auto 1em;( e; k6 v5 s; ~6 r% p- y5 _: O% l
- box-shadow: 0 1px 2px 0 rgba(153, 153, 153, 0.35);
5 _* i- p; T. J" H( F$ T - border-radius: 4px;2 N. ~5 S. W( h8 p0 Q
- }# y$ X6 ]/ | h0 t* T9 S1 D1 T
- .toggle-label:after {
! G$ d7 X3 V& Y1 X+ Y - color: #ED3E44;
7 r. H% g) [* K! {, I - content: "+";
6 j% }5 G& v' {* w - float: right;, X& T6 _/ W0 T9 |$ o
- font-weight: bold;
s% X6 ~6 w% s4 r0 p - }
/ ?2 R. d S. R8 T - .toggle-content {6 [5 n% L1 B. y
- color: #B0B3C2;
v4 S2 |& h F9 a5 b - font-family: monospace;+ O$ c8 ~4 O- p% m* Q8 d0 ?
- font-size: 16px;
0 e% g2 M, R- E; ^7 L, w' Q - margin-bottom: 1.5em;
7 g4 {7 t" X& ^; Q3 Q% t* r - padding: 1em;
9 X/ O# u) |/ L$ m4 F8 E$ a) \* t0 m" ] - }! r; o* p5 K" t7 P* u! r( i* ?
- .toggle-input {
! h8 R# T) w: H/ J - display: none;
0 f$ q6 Y" J; q) ] - }
( o9 ~' p, ~" w' p! ]) g - .toggle-input:not(checked) ~ .toggle-content {; a! L4 I' E+ W2 @
- display: none;
6 k1 T( o) b* c1 E( J& X - }3 {) K, I8 N1 K2 m8 i
- .toggle-input:checked ~ .toggle-content {! M) V) u$ c f+ }% w& X/ t
- display: block;
5 H- N* C# h5 A( b4 {( V - } k+ n7 l: S4 v" ^. ~% S" Q- t: l
- .toggle-input:checked ~ .toggle-label:after {, h( X* r5 D: H. I
- content: "-";
8 n) Q5 f) a5 }1 n - }
复制代码
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